Home / 52,039,956.52-71,815,068.90-28,836,585.64

Finding the Fourth Proportional to 52,039,956.52, 71,815,068.90 and 28,836,585.64

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Solution

The fourth proportional to 52,039,956.52, 71,815,068.90 and 28,836,585.64 is: 39,794,448.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,039,956.52 : 71,815,068.90 = 28,836,585.64 : x
  2. Step 2: Convert to fraction form
    52,039,956.52/71,815,068.90 = 28,836,585.64/x
  3. Step 3: Cross multiply
    52,039,956.52x = 71,815,068.90 × 28,836,585.64
  4. Step 4: Simplify right side
    52,039,956.52x = 2,070,901,384,577,350.75
  5. Step 5: Solve for x
    x = 2,070,901,384,577,350.75/52,039,956.52
  6. Step 6: Final answer
    x = 39,794,448.79

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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.