Home / 21,377,540.13-32,066,321.13-5,203,494.15

Finding the Fourth Proportional to 21,377,540.13, 32,066,321.13 and 5,203,494.15

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Solution

The fourth proportional to 21,377,540.13, 32,066,321.13 and 5,203,494.15 is: 7,805,243.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,377,540.13 : 32,066,321.13 = 5,203,494.15 : x
  2. Step 2: Convert to fraction form
    21,377,540.13/32,066,321.13 = 5,203,494.15/x
  3. Step 3: Cross multiply
    21,377,540.13x = 32,066,321.13 × 5,203,494.15
  4. Step 4: Simplify right side
    21,377,540.13x = 166,856,914,411,976.41
  5. Step 5: Solve for x
    x = 166,856,914,411,976.41/21,377,540.13
  6. Step 6: Final answer
    x = 7,805,243.89

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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.