Home / 8,543,668.28-11,789,808.03-4,675,442.09

Finding the Fourth Proportional to 8,543,668.28, 11,789,808.03 and 4,675,442.09

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Solution

The fourth proportional to 8,543,668.28, 11,789,808.03 and 4,675,442.09 is: 6,451,861.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,543,668.28 : 11,789,808.03 = 4,675,442.09 : x
  2. Step 2: Convert to fraction form
    8,543,668.28/11,789,808.03 = 4,675,442.09/x
  3. Step 3: Cross multiply
    8,543,668.28x = 11,789,808.03 × 4,675,442.09
  4. Step 4: Simplify right side
    8,543,668.28x = 55,122,564,637,532.94
  5. Step 5: Solve for x
    x = 55,122,564,637,532.94/8,543,668.28
  6. Step 6: Final answer
    x = 6,451,861.53

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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.