Home / 20,226,279.67-30,343,618.55-6,762,757.75

Finding the Fourth Proportional to 20,226,279.67, 30,343,618.55 and 6,762,757.75

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Solution

The fourth proportional to 20,226,279.67, 30,343,618.55 and 6,762,757.75 is: 10,145,540.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,226,279.67 : 30,343,618.55 = 6,762,757.75 : x
  2. Step 2: Convert to fraction form
    20,226,279.67/30,343,618.55 = 6,762,757.75/x
  3. Step 3: Cross multiply
    20,226,279.67x = 30,343,618.55 × 6,762,757.75
  4. Step 4: Simplify right side
    20,226,279.67x = 205,206,541,512,056.28
  5. Step 5: Solve for x
    x = 205,206,541,512,056.28/20,226,279.67
  6. Step 6: Final answer
    x = 10,145,540.60

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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.