Home / 5,202,419.49-7,181,793.59-3,913,751.61

Finding the Fourth Proportional to 5,202,419.49, 7,181,793.59 and 3,913,751.61

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Solution

The fourth proportional to 5,202,419.49, 7,181,793.59 and 3,913,751.61 is: 5,402,823.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,202,419.49 : 7,181,793.59 = 3,913,751.61 : x
  2. Step 2: Convert to fraction form
    5,202,419.49/7,181,793.59 = 3,913,751.61/x
  3. Step 3: Cross multiply
    5,202,419.49x = 7,181,793.59 × 3,913,751.61
  4. Step 4: Simplify right side
    5,202,419.49x = 28,107,756,205,981.42
  5. Step 5: Solve for x
    x = 28,107,756,205,981.42/5,202,419.49
  6. Step 6: Final answer
    x = 5,402,823.87

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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.