Home / 5,500,144.90-8,244,312.45-2,087,112.70

Finding the Fourth Proportional to 5,500,144.90, 8,244,312.45 and 2,087,112.70

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Solution

The fourth proportional to 5,500,144.90, 8,244,312.45 and 2,087,112.70 is: 3,128,428.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,500,144.90 : 8,244,312.45 = 2,087,112.70 : x
  2. Step 2: Convert to fraction form
    5,500,144.90/8,244,312.45 = 2,087,112.70/x
  3. Step 3: Cross multiply
    5,500,144.90x = 8,244,312.45 × 2,087,112.70
  4. Step 4: Simplify right side
    5,500,144.90x = 17,206,809,217,163.12
  5. Step 5: Solve for x
    x = 17,206,809,217,163.12/5,500,144.90
  6. Step 6: Final answer
    x = 3,128,428.35

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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.