Home / 8,170,940.76-11,267,535.42-5,416,670.04

Finding the Fourth Proportional to 8,170,940.76, 11,267,535.42 and 5,416,670.04

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Solution

The fourth proportional to 8,170,940.76, 11,267,535.42 and 5,416,670.04 is: 7,469,460.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,170,940.76 : 11,267,535.42 = 5,416,670.04 : x
  2. Step 2: Convert to fraction form
    8,170,940.76/11,267,535.42 = 5,416,670.04/x
  3. Step 3: Cross multiply
    8,170,940.76x = 11,267,535.42 × 5,416,670.04
  4. Step 4: Simplify right side
    8,170,940.76x = 61,032,521,534,152.82
  5. Step 5: Solve for x
    x = 61,032,521,534,152.82/8,170,940.76
  6. Step 6: Final answer
    x = 7,469,460.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.