Home / 52,488,963-72,436,868.52-29,286,117.72

Finding the Fourth Proportional to 52,488,963, 72,436,868.52 and 29,286,117.72

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Solution

The fourth proportional to 52,488,963, 72,436,868.52 and 29,286,117.72 is: 40,416,013.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,488,963 : 72,436,868.52 = 29,286,117.72 : x
  2. Step 2: Convert to fraction form
    52,488,963/72,436,868.52 = 29,286,117.72/x
  3. Step 3: Cross multiply
    52,488,963x = 72,436,868.52 × 29,286,117.72
  4. Step 4: Simplify right side
    52,488,963x = 2,121,394,658,744,882
  5. Step 5: Solve for x
    x = 2,121,394,658,744,882/52,488,963
  6. Step 6: Final answer
    x = 40,416,013.91

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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.