Home / 55,055,700.06-82,578,213.81-16,717,551.18

Finding the Fourth Proportional to 55,055,700.06, 82,578,213.81 and 16,717,551.18

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Solution

The fourth proportional to 55,055,700.06, 82,578,213.81 and 16,717,551.18 is: 25,074,706.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,055,700.06 : 82,578,213.81 = 16,717,551.18 : x
  2. Step 2: Convert to fraction form
    55,055,700.06/82,578,213.81 = 16,717,551.18/x
  3. Step 3: Cross multiply
    55,055,700.06x = 82,578,213.81 × 16,717,551.18
  4. Step 4: Simplify right side
    55,055,700.06x = 1,380,505,515,721,657.75
  5. Step 5: Solve for x
    x = 1,380,505,515,721,657.75/55,055,700.06
  6. Step 6: Final answer
    x = 25,074,706.42

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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.