Home / 10,230,224.40-15,382,661.40-8,587,933.20

Finding the Fourth Proportional to 10,230,224.40, 15,382,661.40 and 8,587,933.20

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Solution

The fourth proportional to 10,230,224.40, 15,382,661.40 and 8,587,933.20 is: 12,913,232.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,230,224.40 : 15,382,661.40 = 8,587,933.20 : x
  2. Step 2: Convert to fraction form
    10,230,224.40/15,382,661.40 = 8,587,933.20/x
  3. Step 3: Cross multiply
    10,230,224.40x = 15,382,661.40 × 8,587,933.20
  4. Step 4: Simplify right side
    10,230,224.40x = 132,105,268,541,418.47
  5. Step 5: Solve for x
    x = 132,105,268,541,418.47/10,230,224.40
  6. Step 6: Final answer
    x = 12,913,232.73

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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.