Home / 28,585,296.11-39,447,622.75-15,532,594.85

Finding the Fourth Proportional to 28,585,296.11, 39,447,622.75 and 15,532,594.85

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Solution

The fourth proportional to 28,585,296.11, 39,447,622.75 and 15,532,594.85 is: 21,434,934.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,585,296.11 : 39,447,622.75 = 15,532,594.85 : x
  2. Step 2: Convert to fraction form
    28,585,296.11/39,447,622.75 = 15,532,594.85/x
  3. Step 3: Cross multiply
    28,585,296.11x = 39,447,622.75 × 15,532,594.85
  4. Step 4: Simplify right side
    28,585,296.11x = 612,723,941,971,392.88
  5. Step 5: Solve for x
    x = 612,723,941,971,392.88/28,585,296.11
  6. Step 6: Final answer
    x = 21,434,934.23

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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.