Home / 72,610,082.88-108,947,287.59-38,058,273.27

Finding the Fourth Proportional to 72,610,082.88, 108,947,287.59 and 38,058,273.27

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Solution

The fourth proportional to 72,610,082.88, 108,947,287.59 and 38,058,273.27 is: 57,104,268.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,610,082.88 : 108,947,287.59 = 38,058,273.27 : x
  2. Step 2: Convert to fraction form
    72,610,082.88/108,947,287.59 = 38,058,273.27/x
  3. Step 3: Cross multiply
    72,610,082.88x = 108,947,287.59 × 38,058,273.27
  4. Step 4: Simplify right side
    72,610,082.88x = 4,146,345,643,396,396
  5. Step 5: Solve for x
    x = 4,146,345,643,396,396/72,610,082.88
  6. Step 6: Final answer
    x = 57,104,268.15

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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.