Home / 71,016,194.96-98,070,031.36-67,147,244.56

Finding the Fourth Proportional to 71,016,194.96, 98,070,031.36 and 67,147,244.56

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Solution

The fourth proportional to 71,016,194.96, 98,070,031.36 and 67,147,244.56 is: 92,727,192.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,016,194.96 : 98,070,031.36 = 67,147,244.56 : x
  2. Step 2: Convert to fraction form
    71,016,194.96/98,070,031.36 = 67,147,244.56/x
  3. Step 3: Cross multiply
    71,016,194.96x = 98,070,031.36 × 67,147,244.56
  4. Step 4: Simplify right side
    71,016,194.96x = 6,585,132,379,736,790
  5. Step 5: Solve for x
    x = 6,585,132,379,736,790/71,016,194.96
  6. Step 6: Final answer
    x = 92,727,192.49

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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.