Home / 18,504,947.29-27,760,395.27-6,371,427.55

Finding the Fourth Proportional to 18,504,947.29, 27,760,395.27 and 6,371,427.55

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Solution

The fourth proportional to 18,504,947.29, 27,760,395.27 and 6,371,427.55 is: 9,558,165.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,504,947.29 : 27,760,395.27 = 6,371,427.55 : x
  2. Step 2: Convert to fraction form
    18,504,947.29/27,760,395.27 = 6,371,427.55/x
  3. Step 3: Cross multiply
    18,504,947.29x = 27,760,395.27 × 6,371,427.55
  4. Step 4: Simplify right side
    18,504,947.29x = 176,873,347,222,167.69
  5. Step 5: Solve for x
    x = 176,873,347,222,167.69/18,504,947.29
  6. Step 6: Final answer
    x = 9,558,165.42

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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.