Home / 30,888,327.24-42,625,896.84-17,137,258.56

Finding the Fourth Proportional to 30,888,327.24, 42,625,896.84 and 17,137,258.56

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Solution

The fourth proportional to 30,888,327.24, 42,625,896.84 and 17,137,258.56 is: 23,649,419.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,888,327.24 : 42,625,896.84 = 17,137,258.56 : x
  2. Step 2: Convert to fraction form
    30,888,327.24/42,625,896.84 = 17,137,258.56/x
  3. Step 3: Cross multiply
    30,888,327.24x = 42,625,896.84 × 17,137,258.56
  4. Step 4: Simplify right side
    30,888,327.24x = 730,491,015,498,967
  5. Step 5: Solve for x
    x = 730,491,015,498,967/30,888,327.24
  6. Step 6: Final answer
    x = 23,649,419.72

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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.