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Finding the Third Proportional to 5,075,451 and 8,331,915

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Solution

The third proportional to 5,075,451 and 8,331,915 is: 13,677,761.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075,451 : 8,331,915 = 8,331,915 : x
  2. Step 2: Convert to fraction form
    5,075,451/8,331,915 = 8,331,915/x
  3. Step 3: Cross multiply
    5,075,451x = 8,331,915 × 8,331,915
  4. Step 4: Simplify right side
    5,075,451x = 69,420,807,567,225
  5. Step 5: Solve for x
    x = 69,420,807,567,225/5,075,451
  6. Step 6: Final answer
    x = 13,677,761.36

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Why These Related Problems?

These problems maintain the same ratio (1.64) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.