Home / 52,539,780-72,504,209.68-29,335,301.92

Finding the Fourth Proportional to 52,539,780, 72,504,209.68 and 29,335,301.92

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Solution

The fourth proportional to 52,539,780, 72,504,209.68 and 29,335,301.92 is: 40,482,333.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,539,780 : 72,504,209.68 = 29,335,301.92 : x
  2. Step 2: Convert to fraction form
    52,539,780/72,504,209.68 = 29,335,301.92/x
  3. Step 3: Cross multiply
    52,539,780x = 72,504,209.68 × 29,335,301.92
  4. Step 4: Simplify right side
    52,539,780x = 2,126,932,881,433,787
  5. Step 5: Solve for x
    x = 2,126,932,881,433,787/52,539,780
  6. Step 6: Final answer
    x = 40,482,333.22

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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.