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Finding the Third Proportional to 9,685,364.91 and 21,260,054.81

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Solution

The third proportional to 9,685,364.91 and 21,260,054.81 is: 46,667,310.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,685,364.91 : 21,260,054.81 = 21,260,054.81 : x
  2. Step 2: Convert to fraction form
    9,685,364.91/21,260,054.81 = 21,260,054.81/x
  3. Step 3: Cross multiply
    9,685,364.91x = 21,260,054.81 × 21,260,054.81
  4. Step 4: Simplify right side
    9,685,364.91x = 451,989,930,630,504.44
  5. Step 5: Solve for x
    x = 451,989,930,630,504.44/9,685,364.91
  6. Step 6: Final answer
    x = 46,667,310.42

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.