Home / 13,650,976.32-20,476,520.46-3,415,808.22

Finding the Fourth Proportional to 13,650,976.32, 20,476,520.46 and 3,415,808.22

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Solution

The fourth proportional to 13,650,976.32, 20,476,520.46 and 3,415,808.22 is: 5,123,726.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,650,976.32 : 20,476,520.46 = 3,415,808.22 : x
  2. Step 2: Convert to fraction form
    13,650,976.32/20,476,520.46 = 3,415,808.22/x
  3. Step 3: Cross multiply
    13,650,976.32x = 20,476,520.46 × 3,415,808.22
  4. Step 4: Simplify right side
    13,650,976.32x = 69,943,866,904,266.19
  5. Step 5: Solve for x
    x = 69,943,866,904,266.19/13,650,976.32
  6. Step 6: Final answer
    x = 5,123,726.34

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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.