Home / 60,571,919.60-90,857,879.40-36,385,449.20

Finding the Fourth Proportional to 60,571,919.60, 90,857,879.40 and 36,385,449.20

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Solution

The fourth proportional to 60,571,919.60, 90,857,879.40 and 36,385,449.20 is: 54,578,173.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,571,919.60 : 90,857,879.40 = 36,385,449.20 : x
  2. Step 2: Convert to fraction form
    60,571,919.60/90,857,879.40 = 36,385,449.20/x
  3. Step 3: Cross multiply
    60,571,919.60x = 90,857,879.40 × 36,385,449.20
  4. Step 4: Simplify right side
    60,571,919.60x = 3,305,904,755,328,427
  5. Step 5: Solve for x
    x = 3,305,904,755,328,427/60,571,919.60
  6. Step 6: Final answer
    x = 54,578,173.80

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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.