Home / 13,951,680.40-20,928,176.70-4,367,371.60

Finding the Fourth Proportional to 13,951,680.40, 20,928,176.70 and 4,367,371.60

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Solution

The fourth proportional to 13,951,680.40, 20,928,176.70 and 4,367,371.60 is: 6,551,262.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,951,680.40 : 20,928,176.70 = 4,367,371.60 : x
  2. Step 2: Convert to fraction form
    13,951,680.40/20,928,176.70 = 4,367,371.60/x
  3. Step 3: Cross multiply
    13,951,680.40x = 20,928,176.70 × 4,367,371.60
  4. Step 4: Simplify right side
    13,951,680.40x = 91,401,124,559,361.70
  5. Step 5: Solve for x
    x = 91,401,124,559,361.70/13,951,680.40
  6. Step 6: Final answer
    x = 6,551,262.78

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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.