Home / 21,861,321.90-32,791,982.85-6,716,006.70

Finding the Fourth Proportional to 21,861,321.90, 32,791,982.85 and 6,716,006.70

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Solution

The fourth proportional to 21,861,321.90, 32,791,982.85 and 6,716,006.70 is: 10,074,010.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,861,321.90 : 32,791,982.85 = 6,716,006.70 : x
  2. Step 2: Convert to fraction form
    21,861,321.90/32,791,982.85 = 6,716,006.70/x
  3. Step 3: Cross multiply
    21,861,321.90x = 32,791,982.85 × 6,716,006.70
  4. Step 4: Simplify right side
    21,861,321.90x = 220,231,176,526,885.12
  5. Step 5: Solve for x
    x = 220,231,176,526,885.12/21,861,321.90
  6. Step 6: Final answer
    x = 10,074,010.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.