Home / 36,321,806.91-54,431,725.08-19,884,834.93

Finding the Fourth Proportional to 36,321,806.91, 54,431,725.08 and 19,884,834.93

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Solution

The fourth proportional to 36,321,806.91, 54,431,725.08 and 19,884,834.93 is: 29,799,339.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,321,806.91 : 54,431,725.08 = 19,884,834.93 : x
  2. Step 2: Convert to fraction form
    36,321,806.91/54,431,725.08 = 19,884,834.93/x
  3. Step 3: Cross multiply
    36,321,806.91x = 54,431,725.08 × 19,884,834.93
  4. Step 4: Simplify right side
    36,321,806.91x = 1,082,365,868,170,941
  5. Step 5: Solve for x
    x = 1,082,365,868,170,941/36,321,806.91
  6. Step 6: Final answer
    x = 29,799,339.85

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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.