Home / 12,248,461.22-18,375,348.85-3,728,576.25

Finding the Fourth Proportional to 12,248,461.22, 18,375,348.85 and 3,728,576.25

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Solution

The fourth proportional to 12,248,461.22, 18,375,348.85 and 3,728,576.25 is: 5,593,673.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,248,461.22 : 18,375,348.85 = 3,728,576.25 : x
  2. Step 2: Convert to fraction form
    12,248,461.22/18,375,348.85 = 3,728,576.25/x
  3. Step 3: Cross multiply
    12,248,461.22x = 18,375,348.85 × 3,728,576.25
  4. Step 4: Simplify right side
    12,248,461.22x = 68,513,889,298,253.38
  5. Step 5: Solve for x
    x = 68,513,889,298,253.38/12,248,461.22
  6. Step 6: Final answer
    x = 5,593,673.20

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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.