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Finding the Third Proportional to 13,257,764 and 20,960,220

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Solution

The third proportional to 13,257,764 and 20,960,220 is: 33,137,625.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,257,764 : 20,960,220 = 20,960,220 : x
  2. Step 2: Convert to fraction form
    13,257,764/20,960,220 = 20,960,220/x
  3. Step 3: Cross multiply
    13,257,764x = 20,960,220 × 20,960,220
  4. Step 4: Simplify right side
    13,257,764x = 439,330,822,448,400
  5. Step 5: Solve for x
    x = 439,330,822,448,400/13,257,764
  6. Step 6: Final answer
    x = 33,137,625.81

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.