Home / 7,176,713.87-9,904,104.29-3,913,707.14

Finding the Fourth Proportional to 7,176,713.87, 9,904,104.29 and 3,913,707.14

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Solution

The fourth proportional to 7,176,713.87, 9,904,104.29 and 3,913,707.14 is: 5,401,046.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,176,713.87 : 9,904,104.29 = 3,913,707.14 : x
  2. Step 2: Convert to fraction form
    7,176,713.87/9,904,104.29 = 3,913,707.14/x
  3. Step 3: Cross multiply
    7,176,713.87x = 9,904,104.29 × 3,913,707.14
  4. Step 4: Simplify right side
    7,176,713.87x = 38,761,763,672,481.77
  5. Step 5: Solve for x
    x = 38,761,763,672,481.77/7,176,713.87
  6. Step 6: Final answer
    x = 5,401,046.27

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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.