Home / 52,771,934.26-72,827,957.19-30,436,614.21

Finding the Fourth Proportional to 52,771,934.26, 72,827,957.19 and 30,436,614.21

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Solution

The fourth proportional to 52,771,934.26, 72,827,957.19 and 30,436,614.21 is: 42,004,077.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,771,934.26 : 72,827,957.19 = 30,436,614.21 : x
  2. Step 2: Convert to fraction form
    52,771,934.26/72,827,957.19 = 30,436,614.21/x
  3. Step 3: Cross multiply
    52,771,934.26x = 72,827,957.19 × 30,436,614.21
  4. Step 4: Simplify right side
    52,771,934.26x = 2,216,636,436,694,425.75
  5. Step 5: Solve for x
    x = 2,216,636,436,694,425.75/52,771,934.26
  6. Step 6: Final answer
    x = 42,004,077.88

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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.