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Finding the Third Proportional to 21,160,129.50 and 29,798,104.50

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Solution

The third proportional to 21,160,129.50 and 29,798,104.50 is: 41,962,268.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,160,129.50 : 29,798,104.50 = 29,798,104.50 : x
  2. Step 2: Convert to fraction form
    21,160,129.50/29,798,104.50 = 29,798,104.50/x
  3. Step 3: Cross multiply
    21,160,129.50x = 29,798,104.50 × 29,798,104.50
  4. Step 4: Simplify right side
    21,160,129.50x = 887,927,031,792,920.25
  5. Step 5: Solve for x
    x = 887,927,031,792,920.25/21,160,129.50
  6. Step 6: Final answer
    x = 41,962,268.32

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.