Home / 28,040,201.70-42,060,302.55-12,083,849.70

Finding the Fourth Proportional to 28,040,201.70, 42,060,302.55 and 12,083,849.70

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Solution

The fourth proportional to 28,040,201.70, 42,060,302.55 and 12,083,849.70 is: 18,125,774.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,040,201.70 : 42,060,302.55 = 12,083,849.70 : x
  2. Step 2: Convert to fraction form
    28,040,201.70/42,060,302.55 = 12,083,849.70/x
  3. Step 3: Cross multiply
    28,040,201.70x = 42,060,302.55 × 12,083,849.70
  4. Step 4: Simplify right side
    28,040,201.70x = 508,250,374,350,726.69
  5. Step 5: Solve for x
    x = 508,250,374,350,726.69/28,040,201.70
  6. Step 6: Final answer
    x = 18,125,774.55

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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.