Home / 18,514,839.43-27,774,086.02-6,382,705.70

Finding the Fourth Proportional to 18,514,839.43, 27,774,086.02 and 6,382,705.70

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Solution

The fourth proportional to 18,514,839.43, 27,774,086.02 and 6,382,705.70 is: 9,574,688.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,514,839.43 : 27,774,086.02 = 6,382,705.70 : x
  2. Step 2: Convert to fraction form
    18,514,839.43/27,774,086.02 = 6,382,705.70/x
  3. Step 3: Cross multiply
    18,514,839.43x = 27,774,086.02 × 6,382,705.70
  4. Step 4: Simplify right side
    18,514,839.43x = 177,273,817,205,622.75
  5. Step 5: Solve for x
    x = 177,273,817,205,622.75/18,514,839.43
  6. Step 6: Final answer
    x = 9,574,688.34

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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.