Home / 5,500,139.40-8,244,304.20-2,087,107.20

Finding the Fourth Proportional to 5,500,139.40, 8,244,304.20 and 2,087,107.20

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Solution

The fourth proportional to 5,500,139.40, 8,244,304.20 and 2,087,107.20 is: 3,128,420.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,500,139.40 : 8,244,304.20 = 2,087,107.20 : x
  2. Step 2: Convert to fraction form
    5,500,139.40/8,244,304.20 = 2,087,107.20/x
  3. Step 3: Cross multiply
    5,500,139.40x = 8,244,304.20 × 2,087,107.20
  4. Step 4: Simplify right side
    5,500,139.40x = 17,206,746,654,810.24
  5. Step 5: Solve for x
    x = 17,206,746,654,810.24/5,500,139.40
  6. Step 6: Final answer
    x = 3,128,420.10

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1.5x scale

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.