Home / 20,348,823.30-30,523,234.95-17,608,949.70

Finding the Fourth Proportional to 20,348,823.30, 30,523,234.95 and 17,608,949.70

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Solution

The fourth proportional to 20,348,823.30, 30,523,234.95 and 17,608,949.70 is: 26,413,424.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,348,823.30 : 30,523,234.95 = 17,608,949.70 : x
  2. Step 2: Convert to fraction form
    20,348,823.30/30,523,234.95 = 17,608,949.70/x
  3. Step 3: Cross multiply
    20,348,823.30x = 30,523,234.95 × 17,608,949.70
  4. Step 4: Simplify right side
    20,348,823.30x = 537,482,108,915,832
  5. Step 5: Solve for x
    x = 537,482,108,915,832/20,348,823.30
  6. Step 6: Final answer
    x = 26,413,424.55

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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.