Home / 15,675,570.25-21,631,092.68-8,798,723.71

Finding the Fourth Proportional to 15,675,570.25, 21,631,092.68 and 8,798,723.71

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Solution

The fourth proportional to 15,675,570.25, 21,631,092.68 and 8,798,723.71 is: 12,141,568.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,675,570.25 : 21,631,092.68 = 8,798,723.71 : x
  2. Step 2: Convert to fraction form
    15,675,570.25/21,631,092.68 = 8,798,723.71/x
  3. Step 3: Cross multiply
    15,675,570.25x = 21,631,092.68 × 8,798,723.71
  4. Step 4: Simplify right side
    15,675,570.25x = 190,326,008,004,642.53
  5. Step 5: Solve for x
    x = 190,326,008,004,642.53/15,675,570.25
  6. Step 6: Final answer
    x = 12,141,568.38

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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.