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Finding the Third Proportional to 17,875,000 and 38,269,328

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Solution

The third proportional to 17,875,000 and 38,269,328 is: 81,932,389.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,875,000 : 38,269,328 = 38,269,328 : x
  2. Step 2: Convert to fraction form
    17,875,000/38,269,328 = 38,269,328/x
  3. Step 3: Cross multiply
    17,875,000x = 38,269,328 × 38,269,328
  4. Step 4: Simplify right side
    17,875,000x = 1,464,541,465,571,584
  5. Step 5: Solve for x
    x = 1,464,541,465,571,584/17,875,000
  6. Step 6: Final answer
    x = 81,932,389.68

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.