Home / 5,175,538.56-7,142,272.49-3,001,372.61

Finding the Fourth Proportional to 5,175,538.56, 7,142,272.49 and 3,001,372.61

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Solution

The fourth proportional to 5,175,538.56, 7,142,272.49 and 3,001,372.61 is: 4,141,911.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,175,538.56 : 7,142,272.49 = 3,001,372.61 : x
  2. Step 2: Convert to fraction form
    5,175,538.56/7,142,272.49 = 3,001,372.61/x
  3. Step 3: Cross multiply
    5,175,538.56x = 7,142,272.49 × 3,001,372.61
  4. Step 4: Simplify right side
    5,175,538.56x = 21,436,620,996,434.57
  5. Step 5: Solve for x
    x = 21,436,620,996,434.57/5,175,538.56
  6. Step 6: Final answer
    x = 4,141,911.17

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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.