Home / 57,930,471.80-86,945,474.10-25,632,078.20

Finding the Fourth Proportional to 57,930,471.80, 86,945,474.10 and 25,632,078.20

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Solution

The fourth proportional to 57,930,471.80, 86,945,474.10 and 25,632,078.20 is: 38,470,137.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,930,471.80 : 86,945,474.10 = 25,632,078.20 : x
  2. Step 2: Convert to fraction form
    57,930,471.80/86,945,474.10 = 25,632,078.20/x
  3. Step 3: Cross multiply
    57,930,471.80x = 86,945,474.10 × 25,632,078.20
  4. Step 4: Simplify right side
    57,930,471.80x = 2,228,593,191,267,274.50
  5. Step 5: Solve for x
    x = 2,228,593,191,267,274.50/57,930,471.80
  6. Step 6: Final answer
    x = 38,470,137.08

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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.