Home / 57,020,154.58-78,689,472.93-32,239,809.12

Finding the Fourth Proportional to 57,020,154.58, 78,689,472.93 and 32,239,809.12

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Solution

The fourth proportional to 57,020,154.58, 78,689,472.93 and 32,239,809.12 is: 44,491,874.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,020,154.58 : 78,689,472.93 = 32,239,809.12 : x
  2. Step 2: Convert to fraction form
    57,020,154.58/78,689,472.93 = 32,239,809.12/x
  3. Step 3: Cross multiply
    57,020,154.58x = 78,689,472.93 × 32,239,809.12
  4. Step 4: Simplify right side
    57,020,154.58x = 2,536,933,587,016,607.50
  5. Step 5: Solve for x
    x = 2,536,933,587,016,607.50/57,020,154.58
  6. Step 6: Final answer
    x = 44,491,874.95

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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.