Home / 82,712,357.52-124,082,001.90-24,425,930.79

Finding the Fourth Proportional to 82,712,357.52, 124,082,001.90 and 24,425,930.79

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Solution

The fourth proportional to 82,712,357.52, 124,082,001.90 and 24,425,930.79 is: 36,642,872.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,712,357.52 : 124,082,001.90 = 24,425,930.79 : x
  2. Step 2: Convert to fraction form
    82,712,357.52/124,082,001.90 = 24,425,930.79/x
  3. Step 3: Cross multiply
    82,712,357.52x = 124,082,001.90 × 24,425,930.79
  4. Step 4: Simplify right side
    82,712,357.52x = 3,030,818,390,694,048.50
  5. Step 5: Solve for x
    x = 3,030,818,390,694,048.50/82,712,357.52
  6. Step 6: Final answer
    x = 36,642,872.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.