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Finding the Third Proportional to 10,167,712 and 21,171,776

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Solution

The third proportional to 10,167,712 and 21,171,776 is: 44,085,050.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,167,712 : 21,171,776 = 21,171,776 : x
  2. Step 2: Convert to fraction form
    10,167,712/21,171,776 = 21,171,776/x
  3. Step 3: Cross multiply
    10,167,712x = 21,171,776 × 21,171,776
  4. Step 4: Simplify right side
    10,167,712x = 448,244,098,994,176
  5. Step 5: Solve for x
    x = 448,244,098,994,176/10,167,712
  6. Step 6: Final answer
    x = 44,085,050.70

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.