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Finding the Third Proportional to 7,426,009.13 and 11,816,241.19

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Solution

The third proportional to 7,426,009.13 and 11,816,241.19 is: 18,801,963.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,426,009.13 : 11,816,241.19 = 11,816,241.19 : x
  2. Step 2: Convert to fraction form
    7,426,009.13/11,816,241.19 = 11,816,241.19/x
  3. Step 3: Cross multiply
    7,426,009.13x = 11,816,241.19 × 11,816,241.19
  4. Step 4: Simplify right side
    7,426,009.13x = 139,623,555,801,171.41
  5. Step 5: Solve for x
    x = 139,623,555,801,171.41/7,426,009.13
  6. Step 6: Final answer
    x = 18,801,963.94

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.