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Finding the Fourth Proportional to 9,969,344.20, 14,954,016.30 and 9,969,344.20

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Solution

The fourth proportional to 9,969,344.20, 14,954,016.30 and 9,969,344.20 is: 14,954,016.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,969,344.20 : 14,954,016.30 = 9,969,344.20 : x
  2. Step 2: Convert to fraction form
    9,969,344.20/14,954,016.30 = 9,969,344.20/x
  3. Step 3: Cross multiply
    9,969,344.20x = 14,954,016.30 × 9,969,344.20
  4. Step 4: Simplify right side
    9,969,344.20x = 149,081,735,667,110.47
  5. Step 5: Solve for x
    x = 149,081,735,667,110.47/9,969,344.20
  6. Step 6: Final answer
    x = 14,954,016.30

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1.5x scale

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.