Home / 28,051,035.65-38,703,855.07-17,037,478.61

Finding the Fourth Proportional to 28,051,035.65, 38,703,855.07 and 17,037,478.61

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Solution

The fourth proportional to 28,051,035.65, 38,703,855.07 and 17,037,478.61 is: 23,507,727.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,051,035.65 : 38,703,855.07 = 17,037,478.61 : x
  2. Step 2: Convert to fraction form
    28,051,035.65/38,703,855.07 = 17,037,478.61/x
  3. Step 3: Cross multiply
    28,051,035.65x = 38,703,855.07 × 17,037,478.61
  4. Step 4: Simplify right side
    28,051,035.65x = 659,416,102,879,665
  5. Step 5: Solve for x
    x = 659,416,102,879,665/28,051,035.65
  6. Step 6: Final answer
    x = 23,507,727.53

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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.