Home / 12,452,061.40-18,678,092.10-8,798,896.60

Finding the Fourth Proportional to 12,452,061.40, 18,678,092.10 and 8,798,896.60

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Solution

The fourth proportional to 12,452,061.40, 18,678,092.10 and 8,798,896.60 is: 13,198,344.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452,061.40 : 18,678,092.10 = 8,798,896.60 : x
  2. Step 2: Convert to fraction form
    12,452,061.40/18,678,092.10 = 8,798,896.60/x
  3. Step 3: Cross multiply
    12,452,061.40x = 18,678,092.10 × 8,798,896.60
  4. Step 4: Simplify right side
    12,452,061.40x = 164,346,601,073,176.88
  5. Step 5: Solve for x
    x = 164,346,601,073,176.88/12,452,061.40
  6. Step 6: Final answer
    x = 13,198,344.90

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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.