Home / 41,287,941.60-61,929,944.10-13,991,557.20

Finding the Fourth Proportional to 41,287,941.60, 61,929,944.10 and 13,991,557.20

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Solution

The fourth proportional to 41,287,941.60, 61,929,944.10 and 13,991,557.20 is: 20,986,668.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,287,941.60 : 61,929,944.10 = 13,991,557.20 : x
  2. Step 2: Convert to fraction form
    41,287,941.60/61,929,944.10 = 13,991,557.20/x
  3. Step 3: Cross multiply
    41,287,941.60x = 61,929,944.10 × 13,991,557.20
  4. Step 4: Simplify right side
    41,287,941.60x = 866,496,355,267,952.50
  5. Step 5: Solve for x
    x = 866,496,355,267,952.50/41,287,941.60
  6. Step 6: Final answer
    x = 20,986,668.79

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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.