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Finding the Third Proportional to 4,004,043 and 8,637,939

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Solution

The third proportional to 4,004,043 and 8,637,939 is: 18,634,662.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,004,043 : 8,637,939 = 8,637,939 : x
  2. Step 2: Convert to fraction form
    4,004,043/8,637,939 = 8,637,939/x
  3. Step 3: Cross multiply
    4,004,043x = 8,637,939 × 8,637,939
  4. Step 4: Simplify right side
    4,004,043x = 74,613,990,167,721
  5. Step 5: Solve for x
    x = 74,613,990,167,721/4,004,043
  6. Step 6: Final answer
    x = 18,634,662.56

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.