Home / 17,017,707.20-25,543,149.60-8,507,652.80

Finding the Fourth Proportional to 17,017,707.20, 25,543,149.60 and 8,507,652.80

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Solution

The fourth proportional to 17,017,707.20, 25,543,149.60 and 8,507,652.80 is: 12,769,772.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,017,707.20 : 25,543,149.60 = 8,507,652.80 : x
  2. Step 2: Convert to fraction form
    17,017,707.20/25,543,149.60 = 8,507,652.80/x
  3. Step 3: Cross multiply
    17,017,707.20x = 25,543,149.60 × 8,507,652.80
  4. Step 4: Simplify right side
    17,017,707.20x = 217,312,248,215,258.91
  5. Step 5: Solve for x
    x = 217,312,248,215,258.91/17,017,707.20
  6. Step 6: Final answer
    x = 12,769,772.43

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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.