Home / 57,216,337.20-85,824,505.80-18,883,767.60

Finding the Fourth Proportional to 57,216,337.20, 85,824,505.80 and 18,883,767.60

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Solution

The fourth proportional to 57,216,337.20, 85,824,505.80 and 18,883,767.60 is: 28,325,651.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,216,337.20 : 85,824,505.80 = 18,883,767.60 : x
  2. Step 2: Convert to fraction form
    57,216,337.20/85,824,505.80 = 18,883,767.60/x
  3. Step 3: Cross multiply
    57,216,337.20x = 85,824,505.80 × 18,883,767.60
  4. Step 4: Simplify right side
    57,216,337.20x = 1,620,690,021,912,052.25
  5. Step 5: Solve for x
    x = 1,620,690,021,912,052.25/57,216,337.20
  6. Step 6: Final answer
    x = 28,325,651.40

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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.