Home / 55,053,992.88-82,575,646.56-16,715,839.32

Finding the Fourth Proportional to 55,053,992.88, 82,575,646.56 and 16,715,839.32

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Solution

The fourth proportional to 55,053,992.88, 82,575,646.56 and 16,715,839.32 is: 25,072,136.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,053,992.88 : 82,575,646.56 = 16,715,839.32 : x
  2. Step 2: Convert to fraction form
    55,053,992.88/82,575,646.56 = 16,715,839.32/x
  3. Step 3: Cross multiply
    55,053,992.88x = 82,575,646.56 × 16,715,839.32
  4. Step 4: Simplify right side
    55,053,992.88x = 1,380,321,239,642,070.75
  5. Step 5: Solve for x
    x = 1,380,321,239,642,070.75/55,053,992.88
  6. Step 6: Final answer
    x = 25,072,136.78

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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.