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Finding the Third Proportional to 4,006,365 and 8,620,214

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Solution

The third proportional to 4,006,365 and 8,620,214 is: 18,547,508.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,006,365 : 8,620,214 = 8,620,214 : x
  2. Step 2: Convert to fraction form
    4,006,365/8,620,214 = 8,620,214/x
  3. Step 3: Cross multiply
    4,006,365x = 8,620,214 × 8,620,214
  4. Step 4: Simplify right side
    4,006,365x = 74,308,089,405,796
  5. Step 5: Solve for x
    x = 74,308,089,405,796/4,006,365
  6. Step 6: Final answer
    x = 18,547,508.63

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.