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Finding the Third Proportional to 18,586,695.38 and 40,262,437.13

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Solution

The third proportional to 18,586,695.38 and 40,262,437.13 is: 87,216,356.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,586,695.38 : 40,262,437.13 = 40,262,437.13 : x
  2. Step 2: Convert to fraction form
    18,586,695.38/40,262,437.13 = 40,262,437.13/x
  3. Step 3: Cross multiply
    18,586,695.38x = 40,262,437.13 × 40,262,437.13
  4. Step 4: Simplify right side
    18,586,695.38x = 1,621,063,843,244,578.25
  5. Step 5: Solve for x
    x = 1,621,063,843,244,578.25/18,586,695.38
  6. Step 6: Final answer
    x = 87,216,356.14

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.