Home / 71,167,405.64-106,712,738.22-38,395,540.04

Finding the Fourth Proportional to 71,167,405.64, 106,712,738.22 and 38,395,540.04

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Solution

The fourth proportional to 71,167,405.64, 106,712,738.22 and 38,395,540.04 is: 57,572,608.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,167,405.64 : 106,712,738.22 = 38,395,540.04 : x
  2. Step 2: Convert to fraction form
    71,167,405.64/106,712,738.22 = 38,395,540.04/x
  3. Step 3: Cross multiply
    71,167,405.64x = 106,712,738.22 × 38,395,540.04
  4. Step 4: Simplify right side
    71,167,405.64x = 4,097,293,213,104,048
  5. Step 5: Solve for x
    x = 4,097,293,213,104,048/71,167,405.64
  6. Step 6: Final answer
    x = 57,572,608.92

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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.