Home / 21,652,463.97-29,880,399.42-11,863,279.04

Finding the Fourth Proportional to 21,652,463.97, 29,880,399.42 and 11,863,279.04

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Solution

The fourth proportional to 21,652,463.97, 29,880,399.42 and 11,863,279.04 is: 16,371,324.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,652,463.97 : 29,880,399.42 = 11,863,279.04 : x
  2. Step 2: Convert to fraction form
    21,652,463.97/29,880,399.42 = 11,863,279.04/x
  3. Step 3: Cross multiply
    21,652,463.97x = 29,880,399.42 × 11,863,279.04
  4. Step 4: Simplify right side
    21,652,463.97x = 354,479,515,996,712.19
  5. Step 5: Solve for x
    x = 354,479,515,996,712.19/21,652,463.97
  6. Step 6: Final answer
    x = 16,371,324.60

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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.