Home / 71,016,799.63-98,070,868.22-67,147,853.56

Finding the Fourth Proportional to 71,016,799.63, 98,070,868.22 and 67,147,853.56

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Solution

The fourth proportional to 71,016,799.63, 98,070,868.22 and 67,147,853.56 is: 92,728,035.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,016,799.63 : 98,070,868.22 = 67,147,853.56 : x
  2. Step 2: Convert to fraction form
    71,016,799.63/98,070,868.22 = 67,147,853.56/x
  3. Step 3: Cross multiply
    71,016,799.63x = 98,070,868.22 × 67,147,853.56
  4. Step 4: Simplify right side
    71,016,799.63x = 6,585,248,297,738,618
  5. Step 5: Solve for x
    x = 6,585,248,297,738,618/71,016,799.63
  6. Step 6: Final answer
    x = 92,728,035.23

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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.