Home / 49,604,992.20-74,409,821.10-15,527,449.80

Finding the Fourth Proportional to 49,604,992.20, 74,409,821.10 and 15,527,449.80

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Solution

The fourth proportional to 49,604,992.20, 74,409,821.10 and 15,527,449.80 is: 23,291,904.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,604,992.20 : 74,409,821.10 = 15,527,449.80 : x
  2. Step 2: Convert to fraction form
    49,604,992.20/74,409,821.10 = 15,527,449.80/x
  3. Step 3: Cross multiply
    49,604,992.20x = 74,409,821.10 × 15,527,449.80
  4. Step 4: Simplify right side
    49,604,992.20x = 1,155,394,761,757,230.75
  5. Step 5: Solve for x
    x = 1,155,394,761,757,230.75/49,604,992.20
  6. Step 6: Final answer
    x = 23,291,904.92

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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.