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Finding the Third Proportional to 3,642,210 and 7,867,998

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Solution

The third proportional to 3,642,210 and 7,867,998 is: 16,996,656.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642,210 : 7,867,998 = 7,867,998 : x
  2. Step 2: Convert to fraction form
    3,642,210/7,867,998 = 7,867,998/x
  3. Step 3: Cross multiply
    3,642,210x = 7,867,998 × 7,867,998
  4. Step 4: Simplify right side
    3,642,210x = 61,905,392,528,004
  5. Step 5: Solve for x
    x = 61,905,392,528,004/3,642,210
  6. Step 6: Final answer
    x = 16,996,656.57

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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.