Home / 5,391,661.70-8,087,492.55-2,557,309.70

Finding the Fourth Proportional to 5,391,661.70, 8,087,492.55 and 2,557,309.70

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Solution

The fourth proportional to 5,391,661.70, 8,087,492.55 and 2,557,309.70 is: 3,835,964.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391,661.70 : 8,087,492.55 = 2,557,309.70 : x
  2. Step 2: Convert to fraction form
    5,391,661.70/8,087,492.55 = 2,557,309.70/x
  3. Step 3: Cross multiply
    5,391,661.70x = 8,087,492.55 × 2,557,309.70
  4. Step 4: Simplify right side
    5,391,661.70x = 20,682,223,146,792.73
  5. Step 5: Solve for x
    x = 20,682,223,146,792.73/5,391,661.70
  6. Step 6: Final answer
    x = 3,835,964.55

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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.