Home / 5,777,513.19-7,972,870.55-3,199,138.61

Finding the Fourth Proportional to 5,777,513.19, 7,972,870.55 and 3,199,138.61

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Solution

The fourth proportional to 5,777,513.19, 7,972,870.55 and 3,199,138.61 is: 4,414,757.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,777,513.19 : 7,972,870.55 = 3,199,138.61 : x
  2. Step 2: Convert to fraction form
    5,777,513.19/7,972,870.55 = 3,199,138.61/x
  3. Step 3: Cross multiply
    5,777,513.19x = 7,972,870.55 × 3,199,138.61
  4. Step 4: Simplify right side
    5,777,513.19x = 25,506,317,953,176.89
  5. Step 5: Solve for x
    x = 25,506,317,953,176.89/5,777,513.19
  6. Step 6: Final answer
    x = 4,414,757.20

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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.