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Finding the Third Proportional to 10,640,355.86 and 22,912,606.69

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Solution

The third proportional to 10,640,355.86 and 22,912,606.69 is: 49,339,284.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,640,355.86 : 22,912,606.69 = 22,912,606.69 : x
  2. Step 2: Convert to fraction form
    10,640,355.86/22,912,606.69 = 22,912,606.69/x
  3. Step 3: Cross multiply
    10,640,355.86x = 22,912,606.69 × 22,912,606.69
  4. Step 4: Simplify right side
    10,640,355.86x = 524,987,545,216,069.75
  5. Step 5: Solve for x
    x = 524,987,545,216,069.75/10,640,355.86
  6. Step 6: Final answer
    x = 49,339,284.55

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.