Home / 13,401,164.16-20,103,988.37-10,522,414.85

Finding the Fourth Proportional to 13,401,164.16, 20,103,988.37 and 10,522,414.85

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Solution

The fourth proportional to 13,401,164.16, 20,103,988.37 and 10,522,414.85 is: 15,785,382.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,401,164.16 : 20,103,988.37 = 10,522,414.85 : x
  2. Step 2: Convert to fraction form
    13,401,164.16/20,103,988.37 = 10,522,414.85/x
  3. Step 3: Cross multiply
    13,401,164.16x = 20,103,988.37 × 10,522,414.85
  4. Step 4: Simplify right side
    13,401,164.16x = 211,542,505,615,583.28
  5. Step 5: Solve for x
    x = 211,542,505,615,583.28/13,401,164.16
  6. Step 6: Final answer
    x = 15,785,382.75

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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.