Home / 20,348,026.80-30,522,040.20-17,608,153.20

Finding the Fourth Proportional to 20,348,026.80, 30,522,040.20 and 17,608,153.20

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Solution

The fourth proportional to 20,348,026.80, 30,522,040.20 and 17,608,153.20 is: 26,412,229.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,348,026.80 : 30,522,040.20 = 17,608,153.20 : x
  2. Step 2: Convert to fraction form
    20,348,026.80/30,522,040.20 = 17,608,153.20/x
  3. Step 3: Cross multiply
    20,348,026.80x = 30,522,040.20 × 17,608,153.20
  4. Step 4: Simplify right side
    20,348,026.80x = 537,436,759,818,158.62
  5. Step 5: Solve for x
    x = 537,436,759,818,158.62/20,348,026.80
  6. Step 6: Final answer
    x = 26,412,229.80

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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.