Home / 11,591,147.10-17,389,831.05-10,337,655.90

Finding the Fourth Proportional to 11,591,147.10, 17,389,831.05 and 10,337,655.90

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Solution

The fourth proportional to 11,591,147.10, 17,389,831.05 and 10,337,655.90 is: 15,509,257.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591,147.10 : 17,389,831.05 = 10,337,655.90 : x
  2. Step 2: Convert to fraction form
    11,591,147.10/17,389,831.05 = 10,337,655.90/x
  3. Step 3: Cross multiply
    11,591,147.10x = 17,389,831.05 × 10,337,655.90
  4. Step 4: Simplify right side
    11,591,147.10x = 179,770,089,554,035.72
  5. Step 5: Solve for x
    x = 179,770,089,554,035.72/11,591,147.10
  6. Step 6: Final answer
    x = 15,509,257.88

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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.