Home / 22,012,369.20-32,990,560.20-19,604,919.60

Finding the Fourth Proportional to 22,012,369.20, 32,990,560.20 and 19,604,919.60

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Solution

The fourth proportional to 22,012,369.20, 32,990,560.20 and 19,604,919.60 is: 29,382,447.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,012,369.20 : 32,990,560.20 = 19,604,919.60 : x
  2. Step 2: Convert to fraction form
    22,012,369.20/32,990,560.20 = 19,604,919.60/x
  3. Step 3: Cross multiply
    22,012,369.20x = 32,990,560.20 × 19,604,919.60
  4. Step 4: Simplify right side
    22,012,369.20x = 646,777,280,279,960
  5. Step 5: Solve for x
    x = 646,777,280,279,960/22,012,369.20
  6. Step 6: Final answer
    x = 29,382,447.41

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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.