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Finding the Third Proportional to 19,012,260 and 39,591,240

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Solution

The third proportional to 19,012,260 and 39,591,240 is: 82,445,026.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,012,260 : 39,591,240 = 39,591,240 : x
  2. Step 2: Convert to fraction form
    19,012,260/39,591,240 = 39,591,240/x
  3. Step 3: Cross multiply
    19,012,260x = 39,591,240 × 39,591,240
  4. Step 4: Simplify right side
    19,012,260x = 1,567,466,284,737,600
  5. Step 5: Solve for x
    x = 1,567,466,284,737,600/19,012,260
  6. Step 6: Final answer
    x = 82,445,026.77

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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.