Home / 8,799,020.80-13,198,531.20-7,381,844.80

Finding the Fourth Proportional to 8,799,020.80, 13,198,531.20 and 7,381,844.80

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Solution

The fourth proportional to 8,799,020.80, 13,198,531.20 and 7,381,844.80 is: 11,072,767.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,799,020.80 : 13,198,531.20 = 7,381,844.80 : x
  2. Step 2: Convert to fraction form
    8,799,020.80/13,198,531.20 = 7,381,844.80/x
  3. Step 3: Cross multiply
    8,799,020.80x = 13,198,531.20 × 7,381,844.80
  4. Step 4: Simplify right side
    8,799,020.80x = 97,429,508,906,357.75
  5. Step 5: Solve for x
    x = 97,429,508,906,357.75/8,799,020.80
  6. Step 6: Final answer
    x = 11,072,767.20

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Double scale
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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.