Home / 8,736,475.80-13,104,713.70-7,886,170.20

Finding the Fourth Proportional to 8,736,475.80, 13,104,713.70 and 7,886,170.20

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Solution

The fourth proportional to 8,736,475.80, 13,104,713.70 and 7,886,170.20 is: 11,829,255.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736,475.80 : 13,104,713.70 = 7,886,170.20 : x
  2. Step 2: Convert to fraction form
    8,736,475.80/13,104,713.70 = 7,886,170.20/x
  3. Step 3: Cross multiply
    8,736,475.80x = 13,104,713.70 × 7,886,170.20
  4. Step 4: Simplify right side
    8,736,475.80x = 103,346,002,660,471.73
  5. Step 5: Solve for x
    x = 103,346,002,660,471.73/8,736,475.80
  6. Step 6: Final answer
    x = 11,829,255.30

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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.