Home / 15,181,580.88-22,769,834.40-6,659,629.20

Finding the Fourth Proportional to 15,181,580.88, 22,769,834.40 and 6,659,629.20

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Solution

The fourth proportional to 15,181,580.88, 22,769,834.40 and 6,659,629.20 is: 9,988,330.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,181,580.88 : 22,769,834.40 = 6,659,629.20 : x
  2. Step 2: Convert to fraction form
    15,181,580.88/22,769,834.40 = 6,659,629.20/x
  3. Step 3: Cross multiply
    15,181,580.88x = 22,769,834.40 × 6,659,629.20
  4. Step 4: Simplify right side
    15,181,580.88x = 151,638,654,049,404.47
  5. Step 5: Solve for x
    x = 151,638,654,049,404.47/15,181,580.88
  6. Step 6: Final answer
    x = 9,988,330.94

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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.