Home / 10,652,121.82-14,690,121.06-6,725,055.78

Finding the Fourth Proportional to 10,652,121.82, 14,690,121.06 and 6,725,055.78

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Solution

The fourth proportional to 10,652,121.82, 14,690,121.06 and 6,725,055.78 is: 9,274,385.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,652,121.82 : 14,690,121.06 = 6,725,055.78 : x
  2. Step 2: Convert to fraction form
    10,652,121.82/14,690,121.06 = 6,725,055.78/x
  3. Step 3: Cross multiply
    10,652,121.82x = 14,690,121.06 × 6,725,055.78
  4. Step 4: Simplify right side
    10,652,121.82x = 98,791,883,543,452.73
  5. Step 5: Solve for x
    x = 98,791,883,543,452.73/10,652,121.82
  6. Step 6: Final answer
    x = 9,274,385.44

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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.