Home / 11,941,916.97-17,886,619.11-9,869,085.66

Finding the Fourth Proportional to 11,941,916.97, 17,886,619.11 and 9,869,085.66

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Solution

The fourth proportional to 11,941,916.97, 17,886,619.11 and 9,869,085.66 is: 14,781,929.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,941,916.97 : 17,886,619.11 = 9,869,085.66 : x
  2. Step 2: Convert to fraction form
    11,941,916.97/17,886,619.11 = 9,869,085.66/x
  3. Step 3: Cross multiply
    11,941,916.97x = 17,886,619.11 × 9,869,085.66
  4. Step 4: Simplify right side
    11,941,916.97x = 176,524,576,164,382.97
  5. Step 5: Solve for x
    x = 176,524,576,164,382.97/11,941,916.97
  6. Step 6: Final answer
    x = 14,781,929.62

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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.