Home / 79,961,698.98-119,942,548.74-21,669,375.06

Finding the Fourth Proportional to 79,961,698.98, 119,942,548.74 and 21,669,375.06

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Solution

The fourth proportional to 79,961,698.98, 119,942,548.74 and 21,669,375.06 is: 32,504,062.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,961,698.98 : 119,942,548.74 = 21,669,375.06 : x
  2. Step 2: Convert to fraction form
    79,961,698.98/119,942,548.74 = 21,669,375.06/x
  3. Step 3: Cross multiply
    79,961,698.98x = 119,942,548.74 × 21,669,375.06
  4. Step 4: Simplify right side
    79,961,698.98x = 2,599,080,074,299,390
  5. Step 5: Solve for x
    x = 2,599,080,074,299,390/79,961,698.98
  6. Step 6: Final answer
    x = 32,504,062.66

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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.