Home / 8,071,229.48-11,131,994.58-5,170,888.04

Finding the Fourth Proportional to 8,071,229.48, 11,131,994.58 and 5,170,888.04

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Solution

The fourth proportional to 8,071,229.48, 11,131,994.58 and 5,170,888.04 is: 7,131,788.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,071,229.48 : 11,131,994.58 = 5,170,888.04 : x
  2. Step 2: Convert to fraction form
    8,071,229.48/11,131,994.58 = 5,170,888.04/x
  3. Step 3: Cross multiply
    8,071,229.48x = 11,131,994.58 × 5,170,888.04
  4. Step 4: Simplify right side
    8,071,229.48x = 57,562,297,635,066.82
  5. Step 5: Solve for x
    x = 57,562,297,635,066.82/8,071,229.48
  6. Step 6: Final answer
    x = 7,131,788.01

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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.