Home / 10,262,447.28-15,391,182.60-4,275,549.36

Finding the Fourth Proportional to 10,262,447.28, 15,391,182.60 and 4,275,549.36

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Solution

The fourth proportional to 10,262,447.28, 15,391,182.60 and 4,275,549.36 is: 6,412,287.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,262,447.28 : 15,391,182.60 = 4,275,549.36 : x
  2. Step 2: Convert to fraction form
    10,262,447.28/15,391,182.60 = 4,275,549.36/x
  3. Step 3: Cross multiply
    10,262,447.28x = 15,391,182.60 × 4,275,549.36
  4. Step 4: Simplify right side
    10,262,447.28x = 65,805,760,915,073.14
  5. Step 5: Solve for x
    x = 65,805,760,915,073.14/10,262,447.28
  6. Step 6: Final answer
    x = 6,412,287.35

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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.