Home / 7,453,076.31-10,284,945.57-4,189,821.48

Finding the Fourth Proportional to 7,453,076.31, 10,284,945.57 and 4,189,821.48

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Solution

The fourth proportional to 7,453,076.31, 10,284,945.57 and 4,189,821.48 is: 5,781,785.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,453,076.31 : 10,284,945.57 = 4,189,821.48 : x
  2. Step 2: Convert to fraction form
    7,453,076.31/10,284,945.57 = 4,189,821.48/x
  3. Step 3: Cross multiply
    7,453,076.31x = 10,284,945.57 × 4,189,821.48
  4. Step 4: Simplify right side
    7,453,076.31x = 43,092,085,869,816.84
  5. Step 5: Solve for x
    x = 43,092,085,869,816.84/7,453,076.31
  6. Step 6: Final answer
    x = 5,781,785.14

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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.