Home / 28,585,293.30-39,447,618.87-15,532,592.04

Finding the Fourth Proportional to 28,585,293.30, 39,447,618.87 and 15,532,592.04

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Solution

The fourth proportional to 28,585,293.30, 39,447,618.87 and 15,532,592.04 is: 21,434,930.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,585,293.30 : 39,447,618.87 = 15,532,592.04 : x
  2. Step 2: Convert to fraction form
    28,585,293.30/39,447,618.87 = 15,532,592.04/x
  3. Step 3: Cross multiply
    28,585,293.30x = 39,447,618.87 × 15,532,592.04
  4. Step 4: Simplify right side
    28,585,293.30x = 612,723,770,857,115.75
  5. Step 5: Solve for x
    x = 612,723,770,857,115.75/28,585,293.30
  6. Step 6: Final answer
    x = 21,434,930.35

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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.