Home / 5,558,257.32-8,331,605.76-2,148,885.61

Finding the Fourth Proportional to 5,558,257.32, 8,331,605.76 and 2,148,885.61

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Solution

The fourth proportional to 5,558,257.32, 8,331,605.76 and 2,148,885.61 is: 3,221,093.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558,257.32 : 8,331,605.76 = 2,148,885.61 : x
  2. Step 2: Convert to fraction form
    5,558,257.32/8,331,605.76 = 2,148,885.61/x
  3. Step 3: Cross multiply
    5,558,257.32x = 8,331,605.76 × 2,148,885.61
  4. Step 4: Simplify right side
    5,558,257.32x = 17,903,667,736,519.89
  5. Step 5: Solve for x
    x = 17,903,667,736,519.89/5,558,257.32
  6. Step 6: Final answer
    x = 3,221,093.72

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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.