Home / 57,035,627.20-85,565,882.40-16,642,820.80

Finding the Fourth Proportional to 57,035,627.20, 85,565,882.40 and 16,642,820.80

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Solution

The fourth proportional to 57,035,627.20, 85,565,882.40 and 16,642,820.80 is: 24,967,861.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,035,627.20 : 85,565,882.40 = 16,642,820.80 : x
  2. Step 2: Convert to fraction form
    57,035,627.20/85,565,882.40 = 16,642,820.80/x
  3. Step 3: Cross multiply
    57,035,627.20x = 85,565,882.40 × 16,642,820.80
  4. Step 4: Simplify right side
    57,035,627.20x = 1,424,057,647,377,074
  5. Step 5: Solve for x
    x = 1,424,057,647,377,074/57,035,627.20
  6. Step 6: Final answer
    x = 24,967,861.62

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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.