Home / 10,148,679.27-15,221,471.54-3,325,960.98

Finding the Fourth Proportional to 10,148,679.27, 15,221,471.54 and 3,325,960.98

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Solution

The fourth proportional to 10,148,679.27, 15,221,471.54 and 3,325,960.98 is: 4,988,434.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,148,679.27 : 15,221,471.54 = 3,325,960.98 : x
  2. Step 2: Convert to fraction form
    10,148,679.27/15,221,471.54 = 3,325,960.98/x
  3. Step 3: Cross multiply
    10,148,679.27x = 15,221,471.54 × 3,325,960.98
  4. Step 4: Simplify right side
    10,148,679.27x = 50,626,020,383,590.70
  5. Step 5: Solve for x
    x = 50,626,020,383,590.70/10,148,679.27
  6. Step 6: Final answer
    x = 4,988,434.36

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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.