Home / 52,319,756.62-72,200,691.15-28,797,790.44

Finding the Fourth Proportional to 52,319,756.62, 72,200,691.15 and 28,797,790.44

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Solution

The fourth proportional to 52,319,756.62, 72,200,691.15 and 28,797,790.44 is: 39,740,635.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,319,756.62 : 72,200,691.15 = 28,797,790.44 : x
  2. Step 2: Convert to fraction form
    52,319,756.62/72,200,691.15 = 28,797,790.44/x
  3. Step 3: Cross multiply
    52,319,756.62x = 72,200,691.15 × 28,797,790.44
  4. Step 4: Simplify right side
    52,319,756.62x = 2,079,220,373,360,862.75
  5. Step 5: Solve for x
    x = 2,079,220,373,360,862.75/52,319,756.62
  6. Step 6: Final answer
    x = 39,740,635.43

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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.