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Finding the Third Proportional to 15,958,009.13 and 25,272,997.31

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Solution

The third proportional to 15,958,009.13 and 25,272,997.31 is: 40,025,318.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,958,009.13 : 25,272,997.31 = 25,272,997.31 : x
  2. Step 2: Convert to fraction form
    15,958,009.13/25,272,997.31 = 25,272,997.31/x
  3. Step 3: Cross multiply
    15,958,009.13x = 25,272,997.31 × 25,272,997.31
  4. Step 4: Simplify right side
    15,958,009.13x = 638,724,393,157,632.25
  5. Step 5: Solve for x
    x = 638,724,393,157,632.25/15,958,009.13
  6. Step 6: Final answer
    x = 40,025,318.21

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.