Home / 22,112,462.80-33,168,694.20-20,199,275.20

Finding the Fourth Proportional to 22,112,462.80, 33,168,694.20 and 20,199,275.20

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Solution

The fourth proportional to 22,112,462.80, 33,168,694.20 and 20,199,275.20 is: 30,298,912.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,112,462.80 : 33,168,694.20 = 20,199,275.20 : x
  2. Step 2: Convert to fraction form
    22,112,462.80/33,168,694.20 = 20,199,275.20/x
  3. Step 3: Cross multiply
    22,112,462.80x = 33,168,694.20 × 20,199,275.20
  4. Step 4: Simplify right side
    22,112,462.80x = 669,983,582,170,443.75
  5. Step 5: Solve for x
    x = 669,983,582,170,443.75/22,112,462.80
  6. Step 6: Final answer
    x = 30,298,912.80

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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.