Home / 71,442,102.88-107,166,060.28-34,031,486.83

Finding the Fourth Proportional to 71,442,102.88, 107,166,060.28 and 34,031,486.83

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Solution

The fourth proportional to 71,442,102.88, 107,166,060.28 and 34,031,486.83 is: 51,048,614.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,442,102.88 : 107,166,060.28 = 34,031,486.83 : x
  2. Step 2: Convert to fraction form
    71,442,102.88/107,166,060.28 = 34,031,486.83/x
  3. Step 3: Cross multiply
    71,442,102.88x = 107,166,060.28 × 34,031,486.83
  4. Step 4: Simplify right side
    71,442,102.88x = 3,647,020,368,505,976
  5. Step 5: Solve for x
    x = 3,647,020,368,505,976/71,442,102.88
  6. Step 6: Final answer
    x = 51,048,614.49

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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.