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Finding the Third Proportional to 13,492,280 and 20,725,788

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Solution

The third proportional to 13,492,280 and 20,725,788 is: 31,837,338.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,492,280 : 20,725,788 = 20,725,788 : x
  2. Step 2: Convert to fraction form
    13,492,280/20,725,788 = 20,725,788/x
  3. Step 3: Cross multiply
    13,492,280x = 20,725,788 × 20,725,788
  4. Step 4: Simplify right side
    13,492,280x = 429,558,288,220,944
  5. Step 5: Solve for x
    x = 429,558,288,220,944/13,492,280
  6. Step 6: Final answer
    x = 31,837,338.70

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.