Home / 20,007,670-29,963,549.76-10,266,648.88

Finding the Fourth Proportional to 20,007,670, 29,963,549.76 and 10,266,648.88

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Solution

The fourth proportional to 20,007,670, 29,963,549.76 and 10,266,648.88 is: 15,375,365.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,007,670 : 29,963,549.76 = 10,266,648.88 : x
  2. Step 2: Convert to fraction form
    20,007,670/29,963,549.76 = 10,266,648.88/x
  3. Step 3: Cross multiply
    20,007,670x = 29,963,549.76 × 10,266,648.88
  4. Step 4: Simplify right side
    20,007,670x = 307,625,244,584,328.31
  5. Step 5: Solve for x
    x = 307,625,244,584,328.31/20,007,670
  6. Step 6: Final answer
    x = 15,375,365.78

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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.