Home / 71,031,637.85-97,311,715.43-68,375,959.56

Finding the Fourth Proportional to 71,031,637.85, 97,311,715.43 and 68,375,959.56

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Solution

The fourth proportional to 71,031,637.85, 97,311,715.43 and 68,375,959.56 is: 93,673,497.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,031,637.85 : 97,311,715.43 = 68,375,959.56 : x
  2. Step 2: Convert to fraction form
    71,031,637.85/97,311,715.43 = 68,375,959.56/x
  3. Step 3: Cross multiply
    71,031,637.85x = 97,311,715.43 × 68,375,959.56
  4. Step 4: Simplify right side
    71,031,637.85x = 6,653,781,918,614,028
  5. Step 5: Solve for x
    x = 6,653,781,918,614,028/71,031,637.85
  6. Step 6: Final answer
    x = 93,673,497.06

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.