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Finding the Third Proportional to 9,115,136 and 14,109,396

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Solution

The third proportional to 9,115,136 and 14,109,396 is: 21,840,053.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,115,136 : 14,109,396 = 14,109,396 : x
  2. Step 2: Convert to fraction form
    9,115,136/14,109,396 = 14,109,396/x
  3. Step 3: Cross multiply
    9,115,136x = 14,109,396 × 14,109,396
  4. Step 4: Simplify right side
    9,115,136x = 199,075,055,484,816
  5. Step 5: Solve for x
    x = 199,075,055,484,816/9,115,136
  6. Step 6: Final answer
    x = 21,840,053.24

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.