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Finding the Third Proportional to 4,991,426 and 10,739,431

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Solution

The third proportional to 4,991,426 and 10,739,431 is: 23,106,699.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991,426 : 10,739,431 = 10,739,431 : x
  2. Step 2: Convert to fraction form
    4,991,426/10,739,431 = 10,739,431/x
  3. Step 3: Cross multiply
    4,991,426x = 10,739,431 × 10,739,431
  4. Step 4: Simplify right side
    4,991,426x = 115,335,378,203,761
  5. Step 5: Solve for x
    x = 115,335,378,203,761/4,991,426
  6. Step 6: Final answer
    x = 23,106,699.01

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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.