Home / 18,127,334.16-25,016,284.62-9,867,946.44

Finding the Fourth Proportional to 18,127,334.16, 25,016,284.62 and 9,867,946.44

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Solution

The fourth proportional to 18,127,334.16, 25,016,284.62 and 9,867,946.44 is: 13,618,072.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,127,334.16 : 25,016,284.62 = 9,867,946.44 : x
  2. Step 2: Convert to fraction form
    18,127,334.16/25,016,284.62 = 9,867,946.44/x
  3. Step 3: Cross multiply
    18,127,334.16x = 25,016,284.62 × 9,867,946.44
  4. Step 4: Simplify right side
    18,127,334.16x = 246,859,356,757,955.75
  5. Step 5: Solve for x
    x = 246,859,356,757,955.75/18,127,334.16
  6. Step 6: Final answer
    x = 13,618,072.83

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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.