Home / 19,542,765.80-29,300,151.90-8,177,364.20

Finding the Fourth Proportional to 19,542,765.80, 29,300,151.90 and 8,177,364.20

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Solution

The fourth proportional to 19,542,765.80, 29,300,151.90 and 8,177,364.20 is: 12,260,189.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,542,765.80 : 29,300,151.90 = 8,177,364.20 : x
  2. Step 2: Convert to fraction form
    19,542,765.80/29,300,151.90 = 8,177,364.20/x
  3. Step 3: Cross multiply
    19,542,765.80x = 29,300,151.90 × 8,177,364.20
  4. Step 4: Simplify right side
    19,542,765.80x = 239,598,013,201,621.97
  5. Step 5: Solve for x
    x = 239,598,013,201,621.97/19,542,765.80
  6. Step 6: Final answer
    x = 12,260,189.56

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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.