Home / 22,157,526.60-30,582,488.50-12,993,121.80

Finding the Fourth Proportional to 22,157,526.60, 30,582,488.50 and 12,993,121.80

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Solution

The fourth proportional to 22,157,526.60, 30,582,488.50 and 12,993,121.80 is: 17,933,499.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,157,526.60 : 30,582,488.50 = 12,993,121.80 : x
  2. Step 2: Convert to fraction form
    22,157,526.60/30,582,488.50 = 12,993,121.80/x
  3. Step 3: Cross multiply
    22,157,526.60x = 30,582,488.50 × 12,993,121.80
  4. Step 4: Simplify right side
    22,157,526.60x = 397,361,998,027,599.31
  5. Step 5: Solve for x
    x = 397,361,998,027,599.31/22,157,526.60
  6. Step 6: Final answer
    x = 17,933,499.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.