Home / 25,540,678.82-35,246,127.04-13,938,242.30

Finding the Fourth Proportional to 25,540,678.82, 35,246,127.04 and 13,938,242.30

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Solution

The fourth proportional to 25,540,678.82, 35,246,127.04 and 13,938,242.30 is: 19,234,769.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,540,678.82 : 35,246,127.04 = 13,938,242.30 : x
  2. Step 2: Convert to fraction form
    25,540,678.82/35,246,127.04 = 13,938,242.30/x
  3. Step 3: Cross multiply
    25,540,678.82x = 35,246,127.04 × 13,938,242.30
  4. Step 4: Simplify right side
    25,540,678.82x = 491,269,058,741,198.56
  5. Step 5: Solve for x
    x = 491,269,058,741,198.56/25,540,678.82
  6. Step 6: Final answer
    x = 19,234,769.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.