Home / 15,945,420.88-23,921,932.65-5,162,724.91

Finding the Fourth Proportional to 15,945,420.88, 23,921,932.65 and 5,162,724.91

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Solution

The fourth proportional to 15,945,420.88, 23,921,932.65 and 5,162,724.91 is: 7,745,318.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,945,420.88 : 23,921,932.65 = 5,162,724.91 : x
  2. Step 2: Convert to fraction form
    15,945,420.88/23,921,932.65 = 5,162,724.91/x
  3. Step 3: Cross multiply
    15,945,420.88x = 23,921,932.65 × 5,162,724.91
  4. Step 4: Simplify right side
    15,945,420.88x = 123,502,357,587,497.31
  5. Step 5: Solve for x
    x = 123,502,357,587,497.31/15,945,420.88
  6. Step 6: Final answer
    x = 7,745,318.14

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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.