Home / 28,061,593.80-42,060,897.90-11,884,792.20

Finding the Fourth Proportional to 28,061,593.80, 42,060,897.90 and 11,884,792.20

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Solution

The fourth proportional to 28,061,593.80, 42,060,897.90 and 11,884,792.20 is: 17,813,850.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,061,593.80 : 42,060,897.90 = 11,884,792.20 : x
  2. Step 2: Convert to fraction form
    28,061,593.80/42,060,897.90 = 11,884,792.20/x
  3. Step 3: Cross multiply
    28,061,593.80x = 42,060,897.90 × 11,884,792.20
  4. Step 4: Simplify right side
    28,061,593.80x = 499,885,031,286,916.31
  5. Step 5: Solve for x
    x = 499,885,031,286,916.31/28,061,593.80
  6. Step 6: Final answer
    x = 17,813,850.31

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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.