Home / 10,855,540.44-16,280,822.88-6,479,915.04

Finding the Fourth Proportional to 10,855,540.44, 16,280,822.88 and 6,479,915.04

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Solution

The fourth proportional to 10,855,540.44, 16,280,822.88 and 6,479,915.04 is: 9,718,387.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,855,540.44 : 16,280,822.88 = 6,479,915.04 : x
  2. Step 2: Convert to fraction form
    10,855,540.44/16,280,822.88 = 6,479,915.04/x
  3. Step 3: Cross multiply
    10,855,540.44x = 16,280,822.88 × 6,479,915.04
  4. Step 4: Simplify right side
    10,855,540.44x = 105,498,349,043,688.12
  5. Step 5: Solve for x
    x = 105,498,349,043,688.12/10,855,540.44
  6. Step 6: Final answer
    x = 9,718,387.55

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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.