Home / 18,151,883.41-25,048,870.24-9,891,769.64

Finding the Fourth Proportional to 18,151,883.41, 25,048,870.24 and 9,891,769.64

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Solution

The fourth proportional to 18,151,883.41, 25,048,870.24 and 9,891,769.64 is: 13,650,244.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,151,883.41 : 25,048,870.24 = 9,891,769.64 : x
  2. Step 2: Convert to fraction form
    18,151,883.41/25,048,870.24 = 9,891,769.64/x
  3. Step 3: Cross multiply
    18,151,883.41x = 25,048,870.24 × 9,891,769.64
  4. Step 4: Simplify right side
    18,151,883.41x = 247,777,654,141,241.44
  5. Step 5: Solve for x
    x = 247,777,654,141,241.44/18,151,883.41
  6. Step 6: Final answer
    x = 13,650,244.91

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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.