Home / 6,298,431.52-8,691,814.12-3,545,117.36

Finding the Fourth Proportional to 6,298,431.52, 8,691,814.12 and 3,545,117.36

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Solution

The fourth proportional to 6,298,431.52, 8,691,814.12 and 3,545,117.36 is: 4,892,249.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,298,431.52 : 8,691,814.12 = 3,545,117.36 : x
  2. Step 2: Convert to fraction form
    6,298,431.52/8,691,814.12 = 3,545,117.36/x
  3. Step 3: Cross multiply
    6,298,431.52x = 8,691,814.12 × 3,545,117.36
  4. Step 4: Simplify right side
    6,298,431.52x = 30,813,501,126,705.12
  5. Step 5: Solve for x
    x = 30,813,501,126,705.12/6,298,431.52
  6. Step 6: Final answer
    x = 4,892,249.92

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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.