Home / 57,020,151.45-78,689,468.62-32,239,806

Finding the Fourth Proportional to 57,020,151.45, 78,689,468.62 and 32,239,806

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Solution

The fourth proportional to 57,020,151.45, 78,689,468.62 and 32,239,806 is: 44,491,870.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,020,151.45 : 78,689,468.62 = 32,239,806 : x
  2. Step 2: Convert to fraction form
    57,020,151.45/78,689,468.62 = 32,239,806/x
  3. Step 3: Cross multiply
    57,020,151.45x = 78,689,468.62 × 32,239,806
  4. Step 4: Simplify right side
    57,020,151.45x = 2,536,933,202,551,888
  5. Step 5: Solve for x
    x = 2,536,933,202,551,888/57,020,151.45
  6. Step 6: Final answer
    x = 44,491,870.65

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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.