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Finding the Third Proportional to 13,129,489.25 and 21,095,435

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Solution

The third proportional to 13,129,489.25 and 21,095,435 is: 33,894,492.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,129,489.25 : 21,095,435 = 21,095,435 : x
  2. Step 2: Convert to fraction form
    13,129,489.25/21,095,435 = 21,095,435/x
  3. Step 3: Cross multiply
    13,129,489.25x = 21,095,435 × 21,095,435
  4. Step 4: Simplify right side
    13,129,489.25x = 445,017,377,839,225
  5. Step 5: Solve for x
    x = 445,017,377,839,225/13,129,489.25
  6. Step 6: Final answer
    x = 33,894,492.72

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.