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Finding the Third Proportional to 12,934,944 and 21,556,940

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Solution

The third proportional to 12,934,944 and 21,556,940 is: 35,926,066.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,934,944 : 21,556,940 = 21,556,940 : x
  2. Step 2: Convert to fraction form
    12,934,944/21,556,940 = 21,556,940/x
  3. Step 3: Cross multiply
    12,934,944x = 21,556,940 × 21,556,940
  4. Step 4: Simplify right side
    12,934,944x = 464,701,662,163,600
  5. Step 5: Solve for x
    x = 464,701,662,163,600/12,934,944
  6. Step 6: Final answer
    x = 35,926,066.80

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These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.