Home / 10,350,020.43-14,273,340.06-8,179,748.28

Finding the Fourth Proportional to 10,350,020.43, 14,273,340.06 and 8,179,748.28

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Solution

The fourth proportional to 10,350,020.43, 14,273,340.06 and 8,179,748.28 is: 11,280,395.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,350,020.43 : 14,273,340.06 = 8,179,748.28 : x
  2. Step 2: Convert to fraction form
    10,350,020.43/14,273,340.06 = 8,179,748.28/x
  3. Step 3: Cross multiply
    10,350,020.43x = 14,273,340.06 × 8,179,748.28
  4. Step 4: Simplify right side
    10,350,020.43x = 116,752,328,805,640.11
  5. Step 5: Solve for x
    x = 116,752,328,805,640.11/10,350,020.43
  6. Step 6: Final answer
    x = 11,280,395.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.