Home / 20,348,540.55-30,522,810.83-17,608,666.95

Finding the Fourth Proportional to 20,348,540.55, 30,522,810.83 and 17,608,666.95

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Solution

The fourth proportional to 20,348,540.55, 30,522,810.83 and 17,608,666.95 is: 26,413,000.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,348,540.55 : 30,522,810.83 = 17,608,666.95 : x
  2. Step 2: Convert to fraction form
    20,348,540.55/30,522,810.83 = 17,608,666.95/x
  3. Step 3: Cross multiply
    20,348,540.55x = 30,522,810.83 × 17,608,666.95
  4. Step 4: Simplify right side
    20,348,540.55x = 537,466,010,195,279.69
  5. Step 5: Solve for x
    x = 537,466,010,195,279.69/20,348,540.55
  6. Step 6: Final answer
    x = 26,413,000.43

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1.5x scale

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.