Home / 39,534,383.04-54,557,471.36-22,130,761.92

Finding the Fourth Proportional to 39,534,383.04, 54,557,471.36 and 22,130,761.92

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Solution

The fourth proportional to 39,534,383.04, 54,557,471.36 and 22,130,761.92 is: 30,540,464.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,534,383.04 : 54,557,471.36 = 22,130,761.92 : x
  2. Step 2: Convert to fraction form
    39,534,383.04/54,557,471.36 = 22,130,761.92/x
  3. Step 3: Cross multiply
    39,534,383.04x = 54,557,471.36 × 22,130,761.92
  4. Step 4: Simplify right side
    39,534,383.04x = 1,207,398,409,625,378.75
  5. Step 5: Solve for x
    x = 1,207,398,409,625,378.75/39,534,383.04
  6. Step 6: Final answer
    x = 30,540,464.19

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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.