Home / 5,781,581.20-7,982,479.29-5,167,766.98

Finding the Fourth Proportional to 5,781,581.20, 7,982,479.29 and 5,167,766.98

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Solution

The fourth proportional to 5,781,581.20, 7,982,479.29 and 5,167,766.98 is: 7,135,001.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,781,581.20 : 7,982,479.29 = 5,167,766.98 : x
  2. Step 2: Convert to fraction form
    5,781,581.20/7,982,479.29 = 5,167,766.98/x
  3. Step 3: Cross multiply
    5,781,581.20x = 7,982,479.29 × 5,167,766.98
  4. Step 4: Simplify right side
    5,781,581.20x = 41,251,592,893,395.85
  5. Step 5: Solve for x
    x = 41,251,592,893,395.85/5,781,581.20
  6. Step 6: Final answer
    x = 7,135,001.91

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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.