Home / 10,031,980.38-13,844,214.27-5,448,334.56

Finding the Fourth Proportional to 10,031,980.38, 13,844,214.27 and 5,448,334.56

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Solution

The fourth proportional to 10,031,980.38, 13,844,214.27 and 5,448,334.56 is: 7,518,745.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,031,980.38 : 13,844,214.27 = 5,448,334.56 : x
  2. Step 2: Convert to fraction form
    10,031,980.38/13,844,214.27 = 5,448,334.56/x
  3. Step 3: Cross multiply
    10,031,980.38x = 13,844,214.27 × 5,448,334.56
  4. Step 4: Simplify right side
    10,031,980.38x = 75,427,911,063,286.16
  5. Step 5: Solve for x
    x = 75,427,911,063,286.16/10,031,980.38
  6. Step 6: Final answer
    x = 7,518,745.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.