Home / 82,626,709.52-123,700,724.46-62,242,278.48

Finding the Fourth Proportional to 82,626,709.52, 123,700,724.46 and 62,242,278.48

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Solution

The fourth proportional to 82,626,709.52, 123,700,724.46 and 62,242,278.48 is: 93,183,124.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,626,709.52 : 123,700,724.46 = 62,242,278.48 : x
  2. Step 2: Convert to fraction form
    82,626,709.52/123,700,724.46 = 62,242,278.48/x
  3. Step 3: Cross multiply
    82,626,709.52x = 123,700,724.46 × 62,242,278.48
  4. Step 4: Simplify right side
    82,626,709.52x = 7,699,414,940,017,067
  5. Step 5: Solve for x
    x = 7,699,414,940,017,067/82,626,709.52
  6. Step 6: Final answer
    x = 93,183,124.26

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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.