Home / 45,163,716.98-67,745,627.73-12,374,564.87

Finding the Fourth Proportional to 45,163,716.98, 67,745,627.73 and 12,374,564.87

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Solution

The fourth proportional to 45,163,716.98, 67,745,627.73 and 12,374,564.87 is: 18,561,861.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,163,716.98 : 67,745,627.73 = 12,374,564.87 : x
  2. Step 2: Convert to fraction form
    45,163,716.98/67,745,627.73 = 12,374,564.87/x
  3. Step 3: Cross multiply
    45,163,716.98x = 67,745,627.73 × 12,374,564.87
  4. Step 4: Simplify right side
    45,163,716.98x = 838,322,665,003,755.88
  5. Step 5: Solve for x
    x = 838,322,665,003,755.88/45,163,716.98
  6. Step 6: Final answer
    x = 18,561,861.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.