Home / 71,622,525.40-107,433,654-22,442,143.72

Finding the Fourth Proportional to 71,622,525.40, 107,433,654 and 22,442,143.72

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Solution

The fourth proportional to 71,622,525.40, 107,433,654 and 22,442,143.72 is: 33,663,173.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,622,525.40 : 107,433,654 = 22,442,143.72 : x
  2. Step 2: Convert to fraction form
    71,622,525.40/107,433,654 = 22,442,143.72/x
  3. Step 3: Cross multiply
    71,622,525.40x = 107,433,654 × 22,442,143.72
  4. Step 4: Simplify right side
    71,622,525.40x = 2,411,041,503,432,753
  5. Step 5: Solve for x
    x = 2,411,041,503,432,753/71,622,525.40
  6. Step 6: Final answer
    x = 33,663,173.56

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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.