Home / 12,504,598.65-18,756,548.07-3,985,446.33

Finding the Fourth Proportional to 12,504,598.65, 18,756,548.07 and 3,985,446.33

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Solution

The fourth proportional to 12,504,598.65, 18,756,548.07 and 3,985,446.33 is: 5,978,057.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,504,598.65 : 18,756,548.07 = 3,985,446.33 : x
  2. Step 2: Convert to fraction form
    12,504,598.65/18,756,548.07 = 3,985,446.33/x
  3. Step 3: Cross multiply
    12,504,598.65x = 18,756,548.07 × 3,985,446.33
  4. Step 4: Simplify right side
    12,504,598.65x = 74,753,215,669,050.08
  5. Step 5: Solve for x
    x = 74,753,215,669,050.08/12,504,598.65
  6. Step 6: Final answer
    x = 5,978,057.97

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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.