Home / 15,982,021.65-22,049,793.03-9,101,632.17

Finding the Fourth Proportional to 15,982,021.65, 22,049,793.03 and 9,101,632.17

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Solution

The fourth proportional to 15,982,021.65, 22,049,793.03 and 9,101,632.17 is: 12,557,178.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,982,021.65 : 22,049,793.03 = 9,101,632.17 : x
  2. Step 2: Convert to fraction form
    15,982,021.65/22,049,793.03 = 9,101,632.17/x
  3. Step 3: Cross multiply
    15,982,021.65x = 22,049,793.03 × 9,101,632.17
  4. Step 4: Simplify right side
    15,982,021.65x = 200,689,105,583,689.78
  5. Step 5: Solve for x
    x = 200,689,105,583,689.78/15,982,021.65
  6. Step 6: Final answer
    x = 12,557,178.93

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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.