Home / 12,248,111.80-18,372,167.70-5,057,255.80

Finding the Fourth Proportional to 12,248,111.80, 18,372,167.70 and 5,057,255.80

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Solution

The fourth proportional to 12,248,111.80, 18,372,167.70 and 5,057,255.80 is: 7,585,883.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,248,111.80 : 18,372,167.70 = 5,057,255.80 : x
  2. Step 2: Convert to fraction form
    12,248,111.80/18,372,167.70 = 5,057,255.80/x
  3. Step 3: Cross multiply
    12,248,111.80x = 18,372,167.70 × 5,057,255.80
  4. Step 4: Simplify right side
    12,248,111.80x = 92,912,751,659,397.66
  5. Step 5: Solve for x
    x = 92,912,751,659,397.66/12,248,111.80
  6. Step 6: Final answer
    x = 7,585,883.70

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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.