Home / 7,640,032.44-10,543,022.52-4,202,272.56

Finding the Fourth Proportional to 7,640,032.44, 10,543,022.52 and 4,202,272.56

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Solution

The fourth proportional to 7,640,032.44, 10,543,022.52 and 4,202,272.56 is: 5,799,013.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,640,032.44 : 10,543,022.52 = 4,202,272.56 : x
  2. Step 2: Convert to fraction form
    7,640,032.44/10,543,022.52 = 4,202,272.56/x
  3. Step 3: Cross multiply
    7,640,032.44x = 10,543,022.52 × 4,202,272.56
  4. Step 4: Simplify right side
    7,640,032.44x = 44,304,654,235,258.05
  5. Step 5: Solve for x
    x = 44,304,654,235,258.05/7,640,032.44
  6. Step 6: Final answer
    x = 5,799,013.89

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1.5x scale

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.