Home / 5,438,422.85-8,150,285.75-2,070,792.77

Finding the Fourth Proportional to 5,438,422.85, 8,150,285.75 and 2,070,792.77

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Solution

The fourth proportional to 5,438,422.85, 8,150,285.75 and 2,070,792.77 is: 3,103,391.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,438,422.85 : 8,150,285.75 = 2,070,792.77 : x
  2. Step 2: Convert to fraction form
    5,438,422.85/8,150,285.75 = 2,070,792.77/x
  3. Step 3: Cross multiply
    5,438,422.85x = 8,150,285.75 × 2,070,792.77
  4. Step 4: Simplify right side
    5,438,422.85x = 16,877,552,753,428.63
  5. Step 5: Solve for x
    x = 16,877,552,753,428.63/5,438,422.85
  6. Step 6: Final answer
    x = 3,103,391.04

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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.