Home / 7,187,885.96-9,919,684.17-3,925,003.46

Finding the Fourth Proportional to 7,187,885.96, 9,919,684.17 and 3,925,003.46

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Solution

The fourth proportional to 7,187,885.96, 9,919,684.17 and 3,925,003.46 is: 5,416,724.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,187,885.96 : 9,919,684.17 = 3,925,003.46 : x
  2. Step 2: Convert to fraction form
    7,187,885.96/9,919,684.17 = 3,925,003.46/x
  3. Step 3: Cross multiply
    7,187,885.96x = 9,919,684.17 × 3,925,003.46
  4. Step 4: Simplify right side
    7,187,885.96x = 38,934,794,639,758.80
  5. Step 5: Solve for x
    x = 38,934,794,639,758.80/7,187,885.96
  6. Step 6: Final answer
    x = 5,416,724.04

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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.