Home / 20,226,750.90-30,340,126.35-8,102,022.90

Finding the Fourth Proportional to 20,226,750.90, 30,340,126.35 and 8,102,022.90

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Solution

The fourth proportional to 20,226,750.90, 30,340,126.35 and 8,102,022.90 is: 12,153,034.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,226,750.90 : 30,340,126.35 = 8,102,022.90 : x
  2. Step 2: Convert to fraction form
    20,226,750.90/30,340,126.35 = 8,102,022.90/x
  3. Step 3: Cross multiply
    20,226,750.90x = 30,340,126.35 × 8,102,022.90
  4. Step 4: Simplify right side
    20,226,750.90x = 245,816,398,476,593.44
  5. Step 5: Solve for x
    x = 245,816,398,476,593.44/20,226,750.90
  6. Step 6: Final answer
    x = 12,153,034.35

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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.