Home / 8,356,199.52-12,534,299.28-5,515,647.39

Finding the Fourth Proportional to 8,356,199.52, 12,534,299.28 and 5,515,647.39

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Solution

The fourth proportional to 8,356,199.52, 12,534,299.28 and 5,515,647.39 is: 8,273,471.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,356,199.52 : 12,534,299.28 = 5,515,647.39 : x
  2. Step 2: Convert to fraction form
    8,356,199.52/12,534,299.28 = 5,515,647.39/x
  3. Step 3: Cross multiply
    8,356,199.52x = 12,534,299.28 × 5,515,647.39
  4. Step 4: Simplify right side
    8,356,199.52x = 69,134,775,109,210.88
  5. Step 5: Solve for x
    x = 69,134,775,109,210.88/8,356,199.52
  6. Step 6: Final answer
    x = 8,273,471.09

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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.