Home / 20,414,891.40-30,622,337.10-14,675,328.60

Finding the Fourth Proportional to 20,414,891.40, 30,622,337.10 and 14,675,328.60

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Solution

The fourth proportional to 20,414,891.40, 30,622,337.10 and 14,675,328.60 is: 22,012,992.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,414,891.40 : 30,622,337.10 = 14,675,328.60 : x
  2. Step 2: Convert to fraction form
    20,414,891.40/30,622,337.10 = 14,675,328.60/x
  3. Step 3: Cross multiply
    20,414,891.40x = 30,622,337.10 × 14,675,328.60
  4. Step 4: Simplify right side
    20,414,891.40x = 449,392,859,442,471.06
  5. Step 5: Solve for x
    x = 449,392,859,442,471.06/20,414,891.40
  6. Step 6: Final answer
    x = 22,012,992.90

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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.