Home / 49,248,049.20-73,872,073.80-20,484,625.20

Finding the Fourth Proportional to 49,248,049.20, 73,872,073.80 and 20,484,625.20

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Solution

The fourth proportional to 49,248,049.20, 73,872,073.80 and 20,484,625.20 is: 30,726,937.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,248,049.20 : 73,872,073.80 = 20,484,625.20 : x
  2. Step 2: Convert to fraction form
    49,248,049.20/73,872,073.80 = 20,484,625.20/x
  3. Step 3: Cross multiply
    49,248,049.20x = 73,872,073.80 × 20,484,625.20
  4. Step 4: Simplify right side
    49,248,049.20x = 1,513,241,744,539,739.75
  5. Step 5: Solve for x
    x = 1,513,241,744,539,739.75/49,248,049.20
  6. Step 6: Final answer
    x = 30,726,937.80

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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.