Home / 30,488,470.97-42,074,932.35-17,256,596.09

Finding the Fourth Proportional to 30,488,470.97, 42,074,932.35 and 17,256,596.09

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Solution

The fourth proportional to 30,488,470.97, 42,074,932.35 and 17,256,596.09 is: 23,814,579.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,488,470.97 : 42,074,932.35 = 17,256,596.09 : x
  2. Step 2: Convert to fraction form
    30,488,470.97/42,074,932.35 = 17,256,596.09/x
  3. Step 3: Cross multiply
    30,488,470.97x = 42,074,932.35 × 17,256,596.09
  4. Step 4: Simplify right side
    30,488,470.97x = 726,070,112,867,649.88
  5. Step 5: Solve for x
    x = 726,070,112,867,649.88/30,488,470.97
  6. Step 6: Final answer
    x = 23,814,579.41

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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.