Home / 5,392,768.55-7,437,091.91-4,215,522.92

Finding the Fourth Proportional to 5,392,768.55, 7,437,091.91 and 4,215,522.92

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Solution

The fourth proportional to 5,392,768.55, 7,437,091.91 and 4,215,522.92 is: 5,813,568.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,392,768.55 : 7,437,091.91 = 4,215,522.92 : x
  2. Step 2: Convert to fraction form
    5,392,768.55/7,437,091.91 = 4,215,522.92/x
  3. Step 3: Cross multiply
    5,392,768.55x = 7,437,091.91 × 4,215,522.92
  4. Step 4: Simplify right side
    5,392,768.55x = 31,351,231,346,488.50
  5. Step 5: Solve for x
    x = 31,351,231,346,488.50/5,392,768.55
  6. Step 6: Final answer
    x = 5,813,568.87

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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.