Home / 10,234,416.80-15,351,625.20-2,661,382.55

Finding the Fourth Proportional to 10,234,416.80, 15,351,625.20 and 2,661,382.55

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Solution

The fourth proportional to 10,234,416.80, 15,351,625.20 and 2,661,382.55 is: 3,992,073.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,234,416.80 : 15,351,625.20 = 2,661,382.55 : x
  2. Step 2: Convert to fraction form
    10,234,416.80/15,351,625.20 = 2,661,382.55/x
  3. Step 3: Cross multiply
    10,234,416.80x = 15,351,625.20 × 2,661,382.55
  4. Step 4: Simplify right side
    10,234,416.80x = 40,856,547,421,420.26
  5. Step 5: Solve for x
    x = 40,856,547,421,420.26/10,234,416.80
  6. Step 6: Final answer
    x = 3,992,073.83

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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.