Home / 18,466,916.82-27,699,062.97-5,686,088.82

Finding the Fourth Proportional to 18,466,916.82, 27,699,062.97 and 5,686,088.82

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Solution

The fourth proportional to 18,466,916.82, 27,699,062.97 and 5,686,088.82 is: 8,528,729.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,466,916.82 : 27,699,062.97 = 5,686,088.82 : x
  2. Step 2: Convert to fraction form
    18,466,916.82/27,699,062.97 = 5,686,088.82/x
  3. Step 3: Cross multiply
    18,466,916.82x = 27,699,062.97 × 5,686,088.82
  4. Step 4: Simplify right side
    18,466,916.82x = 157,499,332,278,193
  5. Step 5: Solve for x
    x = 157,499,332,278,193/18,466,916.82
  6. Step 6: Final answer
    x = 8,528,729.18

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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.