Home / 55,055,686.56-82,578,193.56-16,717,537.68

Finding the Fourth Proportional to 55,055,686.56, 82,578,193.56 and 16,717,537.68

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Solution

The fourth proportional to 55,055,686.56, 82,578,193.56 and 16,717,537.68 is: 25,074,686.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,055,686.56 : 82,578,193.56 = 16,717,537.68 : x
  2. Step 2: Convert to fraction form
    55,055,686.56/82,578,193.56 = 16,717,537.68/x
  3. Step 3: Cross multiply
    55,055,686.56x = 82,578,193.56 × 16,717,537.68
  4. Step 4: Simplify right side
    55,055,686.56x = 1,380,504,062,385,633.25
  5. Step 5: Solve for x
    x = 1,380,504,062,385,633.25/55,055,686.56
  6. Step 6: Final answer
    x = 25,074,686.17

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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.