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Finding the Third Proportional to 21,013,040 and 46,011,856

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Solution

The third proportional to 21,013,040 and 46,011,856 is: 100,751,290.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,013,040 : 46,011,856 = 46,011,856 : x
  2. Step 2: Convert to fraction form
    21,013,040/46,011,856 = 46,011,856/x
  3. Step 3: Cross multiply
    21,013,040x = 46,011,856 × 46,011,856
  4. Step 4: Simplify right side
    21,013,040x = 2,117,090,892,564,736
  5. Step 5: Solve for x
    x = 2,117,090,892,564,736/21,013,040
  6. Step 6: Final answer
    x = 100,751,290.27

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.