Home / 42,104,418.30-63,180,247.05-17,839,215.90

Finding the Fourth Proportional to 42,104,418.30, 63,180,247.05 and 17,839,215.90

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Solution

The fourth proportional to 42,104,418.30, 63,180,247.05 and 17,839,215.90 is: 26,768,831.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,104,418.30 : 63,180,247.05 = 17,839,215.90 : x
  2. Step 2: Convert to fraction form
    42,104,418.30/63,180,247.05 = 17,839,215.90/x
  3. Step 3: Cross multiply
    42,104,418.30x = 63,180,247.05 × 17,839,215.90
  4. Step 4: Simplify right side
    42,104,418.30x = 1,127,086,067,740,288
  5. Step 5: Solve for x
    x = 1,127,086,067,740,288/42,104,418.30
  6. Step 6: Final answer
    x = 26,768,831.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.