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Finding the Third Proportional to 21,200,064 and 45,757,056

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Solution

The third proportional to 21,200,064 and 45,757,056 is: 98,759,521.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,200,064 : 45,757,056 = 45,757,056 : x
  2. Step 2: Convert to fraction form
    21,200,064/45,757,056 = 45,757,056/x
  3. Step 3: Cross multiply
    21,200,064x = 45,757,056 × 45,757,056
  4. Step 4: Simplify right side
    21,200,064x = 2,093,708,173,787,136
  5. Step 5: Solve for x
    x = 2,093,708,173,787,136/21,200,064
  6. Step 6: Final answer
    x = 98,759,521.38

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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.