Home / 6,144,812.73-8,479,836.27-3,428,558.73

Finding the Fourth Proportional to 6,144,812.73, 8,479,836.27 and 3,428,558.73

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Solution

The fourth proportional to 6,144,812.73, 8,479,836.27 and 3,428,558.73 is: 4,731,408.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,144,812.73 : 8,479,836.27 = 3,428,558.73 : x
  2. Step 2: Convert to fraction form
    6,144,812.73/8,479,836.27 = 3,428,558.73/x
  3. Step 3: Cross multiply
    6,144,812.73x = 8,479,836.27 × 3,428,558.73
  4. Step 4: Simplify right side
    6,144,812.73x = 29,073,616,672,479.14
  5. Step 5: Solve for x
    x = 29,073,616,672,479.14/6,144,812.73
  6. Step 6: Final answer
    x = 4,731,408.09

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Double scale
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1.5x scale

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.