Home / 5,162,490.05-7,124,408.87-2,839,480.52

Finding the Fourth Proportional to 5,162,490.05, 7,124,408.87 and 2,839,480.52

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Solution

The fourth proportional to 5,162,490.05, 7,124,408.87 and 2,839,480.52 is: 3,918,578.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,162,490.05 : 7,124,408.87 = 2,839,480.52 : x
  2. Step 2: Convert to fraction form
    5,162,490.05/7,124,408.87 = 2,839,480.52/x
  3. Step 3: Cross multiply
    5,162,490.05x = 7,124,408.87 × 2,839,480.52
  4. Step 4: Simplify right side
    5,162,490.05x = 20,229,620,153,060.77
  5. Step 5: Solve for x
    x = 20,229,620,153,060.77/5,162,490.05
  6. Step 6: Final answer
    x = 3,918,578.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.