Home / 12,302,042.70-18,452,966.85-3,204,122.70

Finding the Fourth Proportional to 12,302,042.70, 18,452,966.85 and 3,204,122.70

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Solution

The fourth proportional to 12,302,042.70, 18,452,966.85 and 3,204,122.70 is: 4,806,158.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,302,042.70 : 18,452,966.85 = 3,204,122.70 : x
  2. Step 2: Convert to fraction form
    12,302,042.70/18,452,966.85 = 3,204,122.70/x
  3. Step 3: Cross multiply
    12,302,042.70x = 18,452,966.85 × 3,204,122.70
  4. Step 4: Simplify right side
    12,302,042.70x = 59,125,569,966,432.50
  5. Step 5: Solve for x
    x = 59,125,569,966,432.50/12,302,042.70
  6. Step 6: Final answer
    x = 4,806,158.73

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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.