Home / 15,141,629.94-20,895,343.02-8,266,112.01

Finding the Fourth Proportional to 15,141,629.94, 20,895,343.02 and 8,266,112.01

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Solution

The fourth proportional to 15,141,629.94, 20,895,343.02 and 8,266,112.01 is: 11,407,176.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,141,629.94 : 20,895,343.02 = 8,266,112.01 : x
  2. Step 2: Convert to fraction form
    15,141,629.94/20,895,343.02 = 8,266,112.01/x
  3. Step 3: Cross multiply
    15,141,629.94x = 20,895,343.02 × 8,266,112.01
  4. Step 4: Simplify right side
    15,141,629.94x = 172,723,245,890,691.66
  5. Step 5: Solve for x
    x = 172,723,245,890,691.66/15,141,629.94
  6. Step 6: Final answer
    x = 11,407,176.54

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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.