Home / 18,445,178.91-27,665,867.27-6,147,813.51

Finding the Fourth Proportional to 18,445,178.91, 27,665,867.27 and 6,147,813.51

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Solution

The fourth proportional to 18,445,178.91, 27,665,867.27 and 6,147,813.51 is: 9,221,086.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,445,178.91 : 27,665,867.27 = 6,147,813.51 : x
  2. Step 2: Convert to fraction form
    18,445,178.91/27,665,867.27 = 6,147,813.51/x
  3. Step 3: Cross multiply
    18,445,178.91x = 27,665,867.27 × 6,147,813.51
  4. Step 4: Simplify right side
    18,445,178.91x = 170,084,592,399,304.41
  5. Step 5: Solve for x
    x = 170,084,592,399,304.41/18,445,178.91
  6. Step 6: Final answer
    x = 9,221,086.62

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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.