Home / 5,500,143.40-8,244,310.20-2,087,111.20

Finding the Fourth Proportional to 5,500,143.40, 8,244,310.20 and 2,087,111.20

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Solution

The fourth proportional to 5,500,143.40, 8,244,310.20 and 2,087,111.20 is: 3,128,426.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,500,143.40 : 8,244,310.20 = 2,087,111.20 : x
  2. Step 2: Convert to fraction form
    5,500,143.40/8,244,310.20 = 2,087,111.20/x
  3. Step 3: Cross multiply
    5,500,143.40x = 8,244,310.20 × 2,087,111.20
  4. Step 4: Simplify right side
    5,500,143.40x = 17,206,792,154,694.24
  5. Step 5: Solve for x
    x = 17,206,792,154,694.24/5,500,143.40
  6. Step 6: Final answer
    x = 3,128,426.10

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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.