Home / 10,375,815.60-15,563,723.40-9,745,959.60

Finding the Fourth Proportional to 10,375,815.60, 15,563,723.40 and 9,745,959.60

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Solution

The fourth proportional to 10,375,815.60, 15,563,723.40 and 9,745,959.60 is: 14,618,939.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,375,815.60 : 15,563,723.40 = 9,745,959.60 : x
  2. Step 2: Convert to fraction form
    10,375,815.60/15,563,723.40 = 9,745,959.60/x
  3. Step 3: Cross multiply
    10,375,815.60x = 15,563,723.40 × 9,745,959.60
  4. Step 4: Simplify right side
    10,375,815.60x = 151,683,419,481,974.62
  5. Step 5: Solve for x
    x = 151,683,419,481,974.62/10,375,815.60
  6. Step 6: Final answer
    x = 14,618,939.40

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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.