Home / 82,006,292.52-123,010,631.10-21,422,025

Finding the Fourth Proportional to 82,006,292.52, 123,010,631.10 and 21,422,025

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Solution

The fourth proportional to 82,006,292.52, 123,010,631.10 and 21,422,025 is: 32,133,348.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,006,292.52 : 123,010,631.10 = 21,422,025 : x
  2. Step 2: Convert to fraction form
    82,006,292.52/123,010,631.10 = 21,422,025/x
  3. Step 3: Cross multiply
    82,006,292.52x = 123,010,631.10 × 21,422,025
  4. Step 4: Simplify right side
    82,006,292.52x = 2,635,136,814,689,977.50
  5. Step 5: Solve for x
    x = 2,635,136,814,689,977.50/82,006,292.52
  6. Step 6: Final answer
    x = 32,133,348.96

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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.