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Finding the Third Proportional to 2,999,661.19 and 6,647,928.19

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Solution

The third proportional to 2,999,661.19 and 6,647,928.19 is: 14,733,313.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999,661.19 : 6,647,928.19 = 6,647,928.19 : x
  2. Step 2: Convert to fraction form
    2,999,661.19/6,647,928.19 = 6,647,928.19/x
  3. Step 3: Cross multiply
    2,999,661.19x = 6,647,928.19 × 6,647,928.19
  4. Step 4: Simplify right side
    2,999,661.19x = 44,194,949,186,157.03
  5. Step 5: Solve for x
    x = 44,194,949,186,157.03/2,999,661.19
  6. Step 6: Final answer
    x = 14,733,313.67

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.