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Finding the Third Proportional to 5,349,978 and 11,572,572

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Solution

The third proportional to 5,349,978 and 11,572,572 is: 25,032,705.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,349,978 : 11,572,572 = 11,572,572 : x
  2. Step 2: Convert to fraction form
    5,349,978/11,572,572 = 11,572,572/x
  3. Step 3: Cross multiply
    5,349,978x = 11,572,572 × 11,572,572
  4. Step 4: Simplify right side
    5,349,978x = 133,924,422,695,184
  5. Step 5: Solve for x
    x = 133,924,422,695,184/5,349,978
  6. Step 6: Final answer
    x = 25,032,705.31

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.