Home / 71,832,704.18-99,129,127.91-38,792,950.11

Finding the Fourth Proportional to 71,832,704.18, 99,129,127.91 and 38,792,950.11

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Solution

The fourth proportional to 71,832,704.18, 99,129,127.91 and 38,792,950.11 is: 53,534,269.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,832,704.18 : 99,129,127.91 = 38,792,950.11 : x
  2. Step 2: Convert to fraction form
    71,832,704.18/99,129,127.91 = 38,792,950.11/x
  3. Step 3: Cross multiply
    71,832,704.18x = 99,129,127.91 × 38,792,950.11
  4. Step 4: Simplify right side
    71,832,704.18x = 3,845,511,313,484,684
  5. Step 5: Solve for x
    x = 3,845,511,313,484,684/71,832,704.18
  6. Step 6: Final answer
    x = 53,534,269.07

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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.