Home / 28,040,204.20-42,060,306.30-12,083,852.20

Finding the Fourth Proportional to 28,040,204.20, 42,060,306.30 and 12,083,852.20

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Solution

The fourth proportional to 28,040,204.20, 42,060,306.30 and 12,083,852.20 is: 18,125,778.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,040,204.20 : 42,060,306.30 = 12,083,852.20 : x
  2. Step 2: Convert to fraction form
    28,040,204.20/42,060,306.30 = 12,083,852.20/x
  3. Step 3: Cross multiply
    28,040,204.20x = 42,060,306.30 × 12,083,852.20
  4. Step 4: Simplify right side
    28,040,204.20x = 508,250,524,815,928.81
  5. Step 5: Solve for x
    x = 508,250,524,815,928.81/28,040,204.20
  6. Step 6: Final answer
    x = 18,125,778.30

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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.