Home / 10,880,449.78-15,015,144.48-6,234,141.61

Finding the Fourth Proportional to 10,880,449.78, 15,015,144.48 and 6,234,141.61

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Solution

The fourth proportional to 10,880,449.78, 15,015,144.48 and 6,234,141.61 is: 8,603,186.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,880,449.78 : 15,015,144.48 = 6,234,141.61 : x
  2. Step 2: Convert to fraction form
    10,880,449.78/15,015,144.48 = 6,234,141.61/x
  3. Step 3: Cross multiply
    10,880,449.78x = 15,015,144.48 × 6,234,141.61
  4. Step 4: Simplify right side
    10,880,449.78x = 93,606,536,982,929.83
  5. Step 5: Solve for x
    x = 93,606,536,982,929.83/10,880,449.78
  6. Step 6: Final answer
    x = 8,603,186.35

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1.5x scale

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.