Home / 50,687,368.68-75,822,822.24-40,472,180.80

Finding the Fourth Proportional to 50,687,368.68, 75,822,822.24 and 40,472,180.80

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Solution

The fourth proportional to 50,687,368.68, 75,822,822.24 and 40,472,180.80 is: 60,542,005.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,687,368.68 : 75,822,822.24 = 40,472,180.80 : x
  2. Step 2: Convert to fraction form
    50,687,368.68/75,822,822.24 = 40,472,180.80/x
  3. Step 3: Cross multiply
    50,687,368.68x = 75,822,822.24 × 40,472,180.80
  4. Step 4: Simplify right side
    50,687,368.68x = 3,068,714,970,463,540.50
  5. Step 5: Solve for x
    x = 3,068,714,970,463,540.50/50,687,368.68
  6. Step 6: Final answer
    x = 60,542,005.84

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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.