Home / 20,231,011.90-30,350,454.45-5,854,548.70

Finding the Fourth Proportional to 20,231,011.90, 30,350,454.45 and 5,854,548.70

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Solution

The fourth proportional to 20,231,011.90, 30,350,454.45 and 5,854,548.70 is: 8,782,962.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,231,011.90 : 30,350,454.45 = 5,854,548.70 : x
  2. Step 2: Convert to fraction form
    20,231,011.90/30,350,454.45 = 5,854,548.70/x
  3. Step 3: Cross multiply
    20,231,011.90x = 30,350,454.45 × 5,854,548.70
  4. Step 4: Simplify right side
    20,231,011.90x = 177,688,213,644,656.72
  5. Step 5: Solve for x
    x = 177,688,213,644,656.72/20,231,011.90
  6. Step 6: Final answer
    x = 8,782,962.24

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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.