Home / 52,335,079.92-72,222,413.76-29,129,708.88

Finding the Fourth Proportional to 52,335,079.92, 72,222,413.76 and 29,129,708.88

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Solution

The fourth proportional to 52,335,079.92, 72,222,413.76 and 29,129,708.88 is: 40,199,000.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,335,079.92 : 72,222,413.76 = 29,129,708.88 : x
  2. Step 2: Convert to fraction form
    52,335,079.92/72,222,413.76 = 29,129,708.88/x
  3. Step 3: Cross multiply
    52,335,079.92x = 72,222,413.76 × 29,129,708.88
  4. Step 4: Simplify right side
    52,335,079.92x = 2,103,817,887,439,706.25
  5. Step 5: Solve for x
    x = 2,103,817,887,439,706.25/52,335,079.92
  6. Step 6: Final answer
    x = 40,199,000.19

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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.