Home / 45,327,424.44-67,998,217.62-18,402,972.60

Finding the Fourth Proportional to 45,327,424.44, 67,998,217.62 and 18,402,972.60

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Solution

The fourth proportional to 45,327,424.44, 67,998,217.62 and 18,402,972.60 is: 27,607,333.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,327,424.44 : 67,998,217.62 = 18,402,972.60 : x
  2. Step 2: Convert to fraction form
    45,327,424.44/67,998,217.62 = 18,402,972.60/x
  3. Step 3: Cross multiply
    45,327,424.44x = 67,998,217.62 × 18,402,972.60
  4. Step 4: Simplify right side
    45,327,424.44x = 1,251,369,335,709,697.50
  5. Step 5: Solve for x
    x = 1,251,369,335,709,697.50/45,327,424.44
  6. Step 6: Final answer
    x = 27,607,333.78

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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.