Home / 20,317,254.30-28,029,829.17-11,610,755.97

Finding the Fourth Proportional to 20,317,254.30, 28,029,829.17 and 11,610,755.97

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Solution

The fourth proportional to 20,317,254.30, 28,029,829.17 and 11,610,755.97 is: 16,018,281.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,317,254.30 : 28,029,829.17 = 11,610,755.97 : x
  2. Step 2: Convert to fraction form
    20,317,254.30/28,029,829.17 = 11,610,755.97/x
  3. Step 3: Cross multiply
    20,317,254.30x = 28,029,829.17 × 11,610,755.97
  4. Step 4: Simplify right side
    20,317,254.30x = 325,447,506,312,086.12
  5. Step 5: Solve for x
    x = 325,447,506,312,086.12/20,317,254.30
  6. Step 6: Final answer
    x = 16,018,281.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.