Home / 18,179,430.75-40,394,440.13

Finding the Third Proportional to 18,179,430.75 and 40,394,440.13

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Solution

The third proportional to 18,179,430.75 and 40,394,440.13 is: 89,755,879.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,179,430.75 : 40,394,440.13 = 40,394,440.13 : x
  2. Step 2: Convert to fraction form
    18,179,430.75/40,394,440.13 = 40,394,440.13/x
  3. Step 3: Cross multiply
    18,179,430.75x = 40,394,440.13 × 40,394,440.13
  4. Step 4: Simplify right side
    18,179,430.75x = 1,631,710,793,012,210
  5. Step 5: Solve for x
    x = 1,631,710,793,012,210/18,179,430.75
  6. Step 6: Final answer
    x = 89,755,879.35

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.