Home / 10,099,691.40-15,149,537.10-9,940,259.10

Finding the Fourth Proportional to 10,099,691.40, 15,149,537.10 and 9,940,259.10

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Solution

The fourth proportional to 10,099,691.40, 15,149,537.10 and 9,940,259.10 is: 14,910,388.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,099,691.40 : 15,149,537.10 = 9,940,259.10 : x
  2. Step 2: Convert to fraction form
    10,099,691.40/15,149,537.10 = 9,940,259.10/x
  3. Step 3: Cross multiply
    10,099,691.40x = 15,149,537.10 × 9,940,259.10
  4. Step 4: Simplify right side
    10,099,691.40x = 150,590,324,019,062.59
  5. Step 5: Solve for x
    x = 150,590,324,019,062.59/10,099,691.40
  6. Step 6: Final answer
    x = 14,910,388.65

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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.