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Finding the Third Proportional to 18,984,364 and 39,314,588

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Solution

The third proportional to 18,984,364 and 39,314,588 is: 81,416,308.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,984,364 : 39,314,588 = 39,314,588 : x
  2. Step 2: Convert to fraction form
    18,984,364/39,314,588 = 39,314,588/x
  3. Step 3: Cross multiply
    18,984,364x = 39,314,588 × 39,314,588
  4. Step 4: Simplify right side
    18,984,364x = 1,545,636,829,609,744
  5. Step 5: Solve for x
    x = 1,545,636,829,609,744/18,984,364
  6. Step 6: Final answer
    x = 81,416,308.16

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.