Home / 9,969,667.20-14,954,282.10-2,780,998.20

Finding the Fourth Proportional to 9,969,667.20, 14,954,282.10 and 2,780,998.20

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Solution

The fourth proportional to 9,969,667.20, 14,954,282.10 and 2,780,998.20 is: 4,171,436.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,969,667.20 : 14,954,282.10 = 2,780,998.20 : x
  2. Step 2: Convert to fraction form
    9,969,667.20/14,954,282.10 = 2,780,998.20/x
  3. Step 3: Cross multiply
    9,969,667.20x = 14,954,282.10 × 2,780,998.20
  4. Step 4: Simplify right side
    9,969,667.20x = 41,587,831,602,392.22
  5. Step 5: Solve for x
    x = 41,587,831,602,392.22/9,969,667.20
  6. Step 6: Final answer
    x = 4,171,436.29

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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.