Home / 13,545,211.62-20,320,920.36-5,870,145

Finding the Fourth Proportional to 13,545,211.62, 20,320,920.36 and 5,870,145

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Solution

The fourth proportional to 13,545,211.62, 20,320,920.36 and 5,870,145 is: 8,806,562.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,545,211.62 : 20,320,920.36 = 5,870,145 : x
  2. Step 2: Convert to fraction form
    13,545,211.62/20,320,920.36 = 5,870,145/x
  3. Step 3: Cross multiply
    13,545,211.62x = 20,320,920.36 × 5,870,145
  4. Step 4: Simplify right side
    13,545,211.62x = 119,286,749,046,652.20
  5. Step 5: Solve for x
    x = 119,286,749,046,652.20/13,545,211.62
  6. Step 6: Final answer
    x = 8,806,562.23

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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.