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Finding the Third Proportional to 19,894,416.75 and 29,915,416.13

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Solution

The third proportional to 19,894,416.75 and 29,915,416.13 is: 44,984,084.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,894,416.75 : 29,915,416.13 = 29,915,416.13 : x
  2. Step 2: Convert to fraction form
    19,894,416.75/29,915,416.13 = 29,915,416.13/x
  3. Step 3: Cross multiply
    19,894,416.75x = 29,915,416.13 × 29,915,416.13
  4. Step 4: Simplify right side
    19,894,416.75x = 894,932,121,931,910
  5. Step 5: Solve for x
    x = 894,932,121,931,910/19,894,416.75
  6. Step 6: Final answer
    x = 44,984,084.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.