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Finding the Third Proportional to 15,167,706 and 21,461,841

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Solution

The third proportional to 15,167,706 and 21,461,841 is: 30,367,849.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,167,706 : 21,461,841 = 21,461,841 : x
  2. Step 2: Convert to fraction form
    15,167,706/21,461,841 = 21,461,841/x
  3. Step 3: Cross multiply
    15,167,706x = 21,461,841 × 21,461,841
  4. Step 4: Simplify right side
    15,167,706x = 460,610,619,109,281
  5. Step 5: Solve for x
    x = 460,610,619,109,281/15,167,706
  6. Step 6: Final answer
    x = 30,367,849.90

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.