Home / 5,125,958.72-7,692,100.32-2,603,424.32

Finding the Fourth Proportional to 5,125,958.72, 7,692,100.32 and 2,603,424.32

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Solution

The fourth proportional to 5,125,958.72, 7,692,100.32 and 2,603,424.32 is: 3,906,742.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,125,958.72 : 7,692,100.32 = 2,603,424.32 : x
  2. Step 2: Convert to fraction form
    5,125,958.72/7,692,100.32 = 2,603,424.32/x
  3. Step 3: Cross multiply
    5,125,958.72x = 7,692,100.32 × 2,603,424.32
  4. Step 4: Simplify right side
    5,125,958.72x = 20,025,801,044,967.78
  5. Step 5: Solve for x
    x = 20,025,801,044,967.78/5,125,958.72
  6. Step 6: Final answer
    x = 3,906,742.55

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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.