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Finding the Third Proportional to 21,390,883 and 46,701,600

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Solution

The third proportional to 21,390,883 and 46,701,600 is: 101,961,169.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,390,883 : 46,701,600 = 46,701,600 : x
  2. Step 2: Convert to fraction form
    21,390,883/46,701,600 = 46,701,600/x
  3. Step 3: Cross multiply
    21,390,883x = 46,701,600 × 46,701,600
  4. Step 4: Simplify right side
    21,390,883x = 2,181,039,442,560,000
  5. Step 5: Solve for x
    x = 2,181,039,442,560,000/21,390,883
  6. Step 6: Final answer
    x = 101,961,169.28

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.