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Finding the Third Proportional to 13,720,726.05 and 20,064,871.65

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Solution

The third proportional to 13,720,726.05 and 20,064,871.65 is: 29,342,403.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,720,726.05 : 20,064,871.65 = 20,064,871.65 : x
  2. Step 2: Convert to fraction form
    13,720,726.05/20,064,871.65 = 20,064,871.65/x
  3. Step 3: Cross multiply
    13,720,726.05x = 20,064,871.65 × 20,064,871.65
  4. Step 4: Simplify right side
    13,720,726.05x = 402,599,074,424,997.75
  5. Step 5: Solve for x
    x = 402,599,074,424,997.75/13,720,726.05
  6. Step 6: Final answer
    x = 29,342,403.08

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.