Home / 20,570,110.92-30,854,822.94-5,008,103.64

Finding the Fourth Proportional to 20,570,110.92, 30,854,822.94 and 5,008,103.64

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Solution

The fourth proportional to 20,570,110.92, 30,854,822.94 and 5,008,103.64 is: 7,512,071.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,570,110.92 : 30,854,822.94 = 5,008,103.64 : x
  2. Step 2: Convert to fraction form
    20,570,110.92/30,854,822.94 = 5,008,103.64/x
  3. Step 3: Cross multiply
    20,570,110.92x = 30,854,822.94 × 5,008,103.64
  4. Step 4: Simplify right side
    20,570,110.92x = 154,524,151,077,369.50
  5. Step 5: Solve for x
    x = 154,524,151,077,369.50/20,570,110.92
  6. Step 6: Final answer
    x = 7,512,071.84

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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.