Home / 18,729,042.75-40,861,599.19

Finding the Third Proportional to 18,729,042.75 and 40,861,599.19

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Solution

The third proportional to 18,729,042.75 and 40,861,599.19 is: 89,148,725.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,729,042.75 : 40,861,599.19 = 40,861,599.19 : x
  2. Step 2: Convert to fraction form
    18,729,042.75/40,861,599.19 = 40,861,599.19/x
  3. Step 3: Cross multiply
    18,729,042.75x = 40,861,599.19 × 40,861,599.19
  4. Step 4: Simplify right side
    18,729,042.75x = 1,669,670,288,159,900.75
  5. Step 5: Solve for x
    x = 1,669,670,288,159,900.75/18,729,042.75
  6. Step 6: Final answer
    x = 89,148,725.35

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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.