Home / 20,227,659-30,341,517.70-8,260,395

Finding the Fourth Proportional to 20,227,659, 30,341,517.70 and 8,260,395

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Solution

The fourth proportional to 20,227,659, 30,341,517.70 and 8,260,395 is: 12,390,604.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,227,659 : 30,341,517.70 = 8,260,395 : x
  2. Step 2: Convert to fraction form
    20,227,659/30,341,517.70 = 8,260,395/x
  3. Step 3: Cross multiply
    20,227,659x = 30,341,517.70 × 8,260,395
  4. Step 4: Simplify right side
    20,227,659x = 250,632,921,101,491.50
  5. Step 5: Solve for x
    x = 250,632,921,101,491.50/20,227,659
  6. Step 6: Final answer
    x = 12,390,604.42

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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.