Home / 20,162,275.70-30,243,522.90-5,016,207.20

Finding the Fourth Proportional to 20,162,275.70, 30,243,522.90 and 5,016,207.20

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Solution

The fourth proportional to 20,162,275.70, 30,243,522.90 and 5,016,207.20 is: 7,524,338.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,162,275.70 : 30,243,522.90 = 5,016,207.20 : x
  2. Step 2: Convert to fraction form
    20,162,275.70/30,243,522.90 = 5,016,207.20/x
  3. Step 3: Cross multiply
    20,162,275.70x = 30,243,522.90 × 5,016,207.20
  4. Step 4: Simplify right side
    20,162,275.70x = 151,707,777,324,344.88
  5. Step 5: Solve for x
    x = 151,707,777,324,344.88/20,162,275.70
  6. Step 6: Final answer
    x = 7,524,338.01

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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.