Home / 8,064,806.30-12,097,209.45-7,448,947.10

Finding the Fourth Proportional to 8,064,806.30, 12,097,209.45 and 7,448,947.10

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Solution

The fourth proportional to 8,064,806.30, 12,097,209.45 and 7,448,947.10 is: 11,173,420.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,806.30 : 12,097,209.45 = 7,448,947.10 : x
  2. Step 2: Convert to fraction form
    8,064,806.30/12,097,209.45 = 7,448,947.10/x
  3. Step 3: Cross multiply
    8,064,806.30x = 12,097,209.45 × 7,448,947.10
  4. Step 4: Simplify right side
    8,064,806.30x = 90,111,473,250,670.08
  5. Step 5: Solve for x
    x = 90,111,473,250,670.08/8,064,806.30
  6. Step 6: Final answer
    x = 11,173,420.65

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.