Home / 8,063,993.88-11,128,306.65-4,442,321.88

Finding the Fourth Proportional to 8,063,993.88, 11,128,306.65 and 4,442,321.88

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Solution

The fourth proportional to 8,063,993.88, 11,128,306.65 and 4,442,321.88 is: 6,130,401.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,063,993.88 : 11,128,306.65 = 4,442,321.88 : x
  2. Step 2: Convert to fraction form
    8,063,993.88/11,128,306.65 = 4,442,321.88/x
  3. Step 3: Cross multiply
    8,063,993.88x = 11,128,306.65 × 4,442,321.88
  4. Step 4: Simplify right side
    8,063,993.88x = 49,435,520,132,554.88
  5. Step 5: Solve for x
    x = 49,435,520,132,554.88/8,063,993.88
  6. Step 6: Final answer
    x = 6,130,401.49

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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.