Home / 30,760,375.41-42,448,478.26-17,008,869.33

Finding the Fourth Proportional to 30,760,375.41, 42,448,478.26 and 17,008,869.33

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Solution

The fourth proportional to 30,760,375.41, 42,448,478.26 and 17,008,869.33 is: 23,471,775.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,760,375.41 : 42,448,478.26 = 17,008,869.33 : x
  2. Step 2: Convert to fraction form
    30,760,375.41/42,448,478.26 = 17,008,869.33/x
  3. Step 3: Cross multiply
    30,760,375.41x = 42,448,478.26 × 17,008,869.33
  4. Step 4: Simplify right side
    30,760,375.41x = 722,000,619,851,561.12
  5. Step 5: Solve for x
    x = 722,000,619,851,561.12/30,760,375.41
  6. Step 6: Final answer
    x = 23,471,775.30

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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.