Home / 12,301,302.30-18,451,953.45-4,728,515.10

Finding the Fourth Proportional to 12,301,302.30, 18,451,953.45 and 4,728,515.10

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Solution

The fourth proportional to 12,301,302.30, 18,451,953.45 and 4,728,515.10 is: 7,092,772.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,301,302.30 : 18,451,953.45 = 4,728,515.10 : x
  2. Step 2: Convert to fraction form
    12,301,302.30/18,451,953.45 = 4,728,515.10/x
  3. Step 3: Cross multiply
    12,301,302.30x = 18,451,953.45 × 4,728,515.10
  4. Step 4: Simplify right side
    12,301,302.30x = 87,250,340,512,822.08
  5. Step 5: Solve for x
    x = 87,250,340,512,822.08/12,301,302.30
  6. Step 6: Final answer
    x = 7,092,772.65

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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.