Home / 8,147,060.80-12,204,002.40-4,160,219.20

Finding the Fourth Proportional to 8,147,060.80, 12,204,002.40 and 4,160,219.20

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Solution

The fourth proportional to 8,147,060.80, 12,204,002.40 and 4,160,219.20 is: 6,231,857.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,147,060.80 : 12,204,002.40 = 4,160,219.20 : x
  2. Step 2: Convert to fraction form
    8,147,060.80/12,204,002.40 = 4,160,219.20/x
  3. Step 3: Cross multiply
    8,147,060.80x = 12,204,002.40 × 4,160,219.20
  4. Step 4: Simplify right side
    8,147,060.80x = 50,771,325,101,326.09
  5. Step 5: Solve for x
    x = 50,771,325,101,326.09/8,147,060.80
  6. Step 6: Final answer
    x = 6,231,857.89

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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.