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Finding the Third Proportional to 21,521,134 and 46,442,036

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Solution

The third proportional to 21,521,134 and 46,442,036 is: 100,220,681.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,521,134 : 46,442,036 = 46,442,036 : x
  2. Step 2: Convert to fraction form
    21,521,134/46,442,036 = 46,442,036/x
  3. Step 3: Cross multiply
    21,521,134x = 46,442,036 × 46,442,036
  4. Step 4: Simplify right side
    21,521,134x = 2,156,862,707,825,296
  5. Step 5: Solve for x
    x = 2,156,862,707,825,296/21,521,134
  6. Step 6: Final answer
    x = 100,220,681.11

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.