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Finding the Third Proportional to 11,816,280 and 25,440,480

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Solution

The third proportional to 11,816,280 and 25,440,480 is: 54,773,416.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,816,280 : 25,440,480 = 25,440,480 : x
  2. Step 2: Convert to fraction form
    11,816,280/25,440,480 = 25,440,480/x
  3. Step 3: Cross multiply
    11,816,280x = 25,440,480 × 25,440,480
  4. Step 4: Simplify right side
    11,816,280x = 647,218,022,630,400
  5. Step 5: Solve for x
    x = 647,218,022,630,400/11,816,280
  6. Step 6: Final answer
    x = 54,773,416.22

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.