Home / 5,575,358.52-7,679,659.14-3,940,956

Finding the Fourth Proportional to 5,575,358.52, 7,679,659.14 and 3,940,956

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Solution

The fourth proportional to 5,575,358.52, 7,679,659.14 and 3,940,956 is: 5,428,386.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,575,358.52 : 7,679,659.14 = 3,940,956 : x
  2. Step 2: Convert to fraction form
    5,575,358.52/7,679,659.14 = 3,940,956/x
  3. Step 3: Cross multiply
    5,575,358.52x = 7,679,659.14 × 3,940,956
  4. Step 4: Simplify right side
    5,575,358.52x = 30,265,198,765,737.84
  5. Step 5: Solve for x
    x = 30,265,198,765,737.84/5,575,358.52
  6. Step 6: Final answer
    x = 5,428,386.11

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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.