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Finding the Third Proportional to 12,440,466 and 19,473,311.25

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Solution

The third proportional to 12,440,466 and 19,473,311.25 is: 30,481,965.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,440,466 : 19,473,311.25 = 19,473,311.25 : x
  2. Step 2: Convert to fraction form
    12,440,466/19,473,311.25 = 19,473,311.25/x
  3. Step 3: Cross multiply
    12,440,466x = 19,473,311.25 × 19,473,311.25
  4. Step 4: Simplify right side
    12,440,466x = 379,209,851,039,376.56
  5. Step 5: Solve for x
    x = 379,209,851,039,376.56/12,440,466
  6. Step 6: Final answer
    x = 30,481,965.15

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.