Home / 17,243,997.60-25,856,665.20-7,147,639.20

Finding the Fourth Proportional to 17,243,997.60, 25,856,665.20 and 7,147,639.20

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Solution

The fourth proportional to 17,243,997.60, 25,856,665.20 and 7,147,639.20 is: 10,717,591.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,243,997.60 : 25,856,665.20 = 7,147,639.20 : x
  2. Step 2: Convert to fraction form
    17,243,997.60/25,856,665.20 = 7,147,639.20/x
  3. Step 3: Cross multiply
    17,243,997.60x = 25,856,665.20 × 7,147,639.20
  4. Step 4: Simplify right side
    17,243,997.60x = 184,814,113,764,795.84
  5. Step 5: Solve for x
    x = 184,814,113,764,795.84/17,243,997.60
  6. Step 6: Final answer
    x = 10,717,591.02

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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.