Home / 8,248,549.39-12,373,666.79-2,857,189.79

Finding the Fourth Proportional to 8,248,549.39, 12,373,666.79 and 2,857,189.79

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Solution

The fourth proportional to 8,248,549.39, 12,373,666.79 and 2,857,189.79 is: 4,286,076.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,248,549.39 : 12,373,666.79 = 2,857,189.79 : x
  2. Step 2: Convert to fraction form
    8,248,549.39/12,373,666.79 = 2,857,189.79/x
  3. Step 3: Cross multiply
    8,248,549.39x = 12,373,666.79 × 2,857,189.79
  4. Step 4: Simplify right side
    8,248,549.39x = 35,353,914,433,898.29
  5. Step 5: Solve for x
    x = 35,353,914,433,898.29/8,248,549.39
  6. Step 6: Final answer
    x = 4,286,076.59

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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.