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Finding the Third Proportional to 4,001,767 and 8,762,485

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Solution

The third proportional to 4,001,767 and 8,762,485 is: 19,186,810.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001,767 : 8,762,485 = 8,762,485 : x
  2. Step 2: Convert to fraction form
    4,001,767/8,762,485 = 8,762,485/x
  3. Step 3: Cross multiply
    4,001,767x = 8,762,485 × 8,762,485
  4. Step 4: Simplify right side
    4,001,767x = 76,781,143,375,225
  5. Step 5: Solve for x
    x = 76,781,143,375,225/4,001,767
  6. Step 6: Final answer
    x = 19,186,810.07

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.