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Finding the Third Proportional to 8,854,167 and 19,348,558

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Solution

The third proportional to 8,854,167 and 19,348,558 is: 42,281,413.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,854,167 : 19,348,558 = 19,348,558 : x
  2. Step 2: Convert to fraction form
    8,854,167/19,348,558 = 19,348,558/x
  3. Step 3: Cross multiply
    8,854,167x = 19,348,558 × 19,348,558
  4. Step 4: Simplify right side
    8,854,167x = 374,366,696,679,364
  5. Step 5: Solve for x
    x = 374,366,696,679,364/8,854,167
  6. Step 6: Final answer
    x = 42,281,413.56

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.