Home / 11,591,321.90-17,386,982.85-10,174,145.90

Finding the Fourth Proportional to 11,591,321.90, 17,386,982.85 and 10,174,145.90

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Solution

The fourth proportional to 11,591,321.90, 17,386,982.85 and 10,174,145.90 is: 15,261,218.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591,321.90 : 17,386,982.85 = 10,174,145.90 : x
  2. Step 2: Convert to fraction form
    11,591,321.90/17,386,982.85 = 10,174,145.90/x
  3. Step 3: Cross multiply
    11,591,321.90x = 17,386,982.85 × 10,174,145.90
  4. Step 4: Simplify right side
    11,591,321.90x = 176,897,700,276,697.84
  5. Step 5: Solve for x
    x = 176,897,700,276,697.84/11,591,321.90
  6. Step 6: Final answer
    x = 15,261,218.85

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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.