Home / 35,419,046.11-48,890,512.17-20,739,430.69

Finding the Fourth Proportional to 35,419,046.11, 48,890,512.17 and 20,739,430.69

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Solution

The fourth proportional to 35,419,046.11, 48,890,512.17 and 20,739,430.69 is: 28,627,574.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,419,046.11 : 48,890,512.17 = 20,739,430.69 : x
  2. Step 2: Convert to fraction form
    35,419,046.11/48,890,512.17 = 20,739,430.69/x
  3. Step 3: Cross multiply
    35,419,046.11x = 48,890,512.17 × 20,739,430.69
  4. Step 4: Simplify right side
    35,419,046.11x = 1,013,961,388,548,316.62
  5. Step 5: Solve for x
    x = 1,013,961,388,548,316.62/35,419,046.11
  6. Step 6: Final answer
    x = 28,627,574.71

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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.