Home / 5,745,138.32-7,928,344.20-3,166,911.20

Finding the Fourth Proportional to 5,745,138.32, 7,928,344.20 and 3,166,911.20

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Solution

The fourth proportional to 5,745,138.32, 7,928,344.20 and 3,166,911.20 is: 4,370,366.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,745,138.32 : 7,928,344.20 = 3,166,911.20 : x
  2. Step 2: Convert to fraction form
    5,745,138.32/7,928,344.20 = 3,166,911.20/x
  3. Step 3: Cross multiply
    5,745,138.32x = 7,928,344.20 × 3,166,911.20
  4. Step 4: Simplify right side
    5,745,138.32x = 25,108,362,044,435.04
  5. Step 5: Solve for x
    x = 25,108,362,044,435.04/5,745,138.32
  6. Step 6: Final answer
    x = 4,370,366.85

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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.