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Finding the Third Proportional to 40,003,787.25 and 87,276,098.25

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Solution

The third proportional to 40,003,787.25 and 87,276,098.25 is: 190,409,904.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,003,787.25 : 87,276,098.25 = 87,276,098.25 : x
  2. Step 2: Convert to fraction form
    40,003,787.25/87,276,098.25 = 87,276,098.25/x
  3. Step 3: Cross multiply
    40,003,787.25x = 87,276,098.25 × 87,276,098.25
  4. Step 4: Simplify right side
    40,003,787.25x = 7,617,117,325,743,653
  5. Step 5: Solve for x
    x = 7,617,117,325,743,653/40,003,787.25
  6. Step 6: Final answer
    x = 190,409,904.90

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.