Home / 22,455,026.28-30,988,339.92-13,169,293.65

Finding the Fourth Proportional to 22,455,026.28, 30,988,339.92 and 13,169,293.65

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Solution

The fourth proportional to 22,455,026.28, 30,988,339.92 and 13,169,293.65 is: 18,173,861.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,455,026.28 : 30,988,339.92 = 13,169,293.65 : x
  2. Step 2: Convert to fraction form
    22,455,026.28/30,988,339.92 = 13,169,293.65/x
  3. Step 3: Cross multiply
    22,455,026.28x = 30,988,339.92 × 13,169,293.65
  4. Step 4: Simplify right side
    22,455,026.28x = 408,094,548,132,497.56
  5. Step 5: Solve for x
    x = 408,094,548,132,497.56/22,455,026.28
  6. Step 6: Final answer
    x = 18,173,861.97

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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.