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Finding the Third Proportional to 11,790,368 and 18,748,436

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Solution

The third proportional to 11,790,368 and 18,748,436 is: 29,812,797.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,790,368 : 18,748,436 = 18,748,436 : x
  2. Step 2: Convert to fraction form
    11,790,368/18,748,436 = 18,748,436/x
  3. Step 3: Cross multiply
    11,790,368x = 18,748,436 × 18,748,436
  4. Step 4: Simplify right side
    11,790,368x = 351,503,852,446,096
  5. Step 5: Solve for x
    x = 351,503,852,446,096/11,790,368
  6. Step 6: Final answer
    x = 29,812,797.40

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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.