Home / 13,842,863.66-20,750,799-5,531,190.14

Finding the Fourth Proportional to 13,842,863.66, 20,750,799 and 5,531,190.14

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Solution

The fourth proportional to 13,842,863.66, 20,750,799 and 5,531,190.14 is: 8,291,392.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,842,863.66 : 20,750,799 = 5,531,190.14 : x
  2. Step 2: Convert to fraction form
    13,842,863.66/20,750,799 = 5,531,190.14/x
  3. Step 3: Cross multiply
    13,842,863.66x = 20,750,799 × 5,531,190.14
  4. Step 4: Simplify right side
    13,842,863.66x = 114,776,614,825,921.86
  5. Step 5: Solve for x
    x = 114,776,614,825,921.86/13,842,863.66
  6. Step 6: Final answer
    x = 8,291,392.42

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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.