Home / 48,881,107.20-73,321,649.76-12,489,565.60

Finding the Fourth Proportional to 48,881,107.20, 73,321,649.76 and 12,489,565.60

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Solution

The fourth proportional to 48,881,107.20, 73,321,649.76 and 12,489,565.60 is: 18,734,345.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,881,107.20 : 73,321,649.76 = 12,489,565.60 : x
  2. Step 2: Convert to fraction form
    48,881,107.20/73,321,649.76 = 12,489,565.60/x
  3. Step 3: Cross multiply
    48,881,107.20x = 73,321,649.76 × 12,489,565.60
  4. Step 4: Simplify right side
    48,881,107.20x = 915,755,554,577,744.25
  5. Step 5: Solve for x
    x = 915,755,554,577,744.25/48,881,107.20
  6. Step 6: Final answer
    x = 18,734,345.58

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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.