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Finding the Third Proportional to 7,677,620 and 16,403,360

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Solution

The third proportional to 7,677,620 and 16,403,360 is: 35,046,045.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,677,620 : 16,403,360 = 16,403,360 : x
  2. Step 2: Convert to fraction form
    7,677,620/16,403,360 = 16,403,360/x
  3. Step 3: Cross multiply
    7,677,620x = 16,403,360 × 16,403,360
  4. Step 4: Simplify right side
    7,677,620x = 269,070,219,289,600
  5. Step 5: Solve for x
    x = 269,070,219,289,600/7,677,620
  6. Step 6: Final answer
    x = 35,046,045.43

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.