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Finding the Third Proportional to 7,226,407 and 10,640,001

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Solution

The third proportional to 7,226,407 and 10,640,001 is: 15,666,100.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,226,407 : 10,640,001 = 10,640,001 : x
  2. Step 2: Convert to fraction form
    7,226,407/10,640,001 = 10,640,001/x
  3. Step 3: Cross multiply
    7,226,407x = 10,640,001 × 10,640,001
  4. Step 4: Simplify right side
    7,226,407x = 113,209,621,280,001
  5. Step 5: Solve for x
    x = 113,209,621,280,001/7,226,407
  6. Step 6: Final answer
    x = 15,666,100.91

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.