Home / 28,585,292.30-39,447,617.49-15,532,591.04

Finding the Fourth Proportional to 28,585,292.30, 39,447,617.49 and 15,532,591.04

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Solution

The fourth proportional to 28,585,292.30, 39,447,617.49 and 15,532,591.04 is: 21,434,928.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,585,292.30 : 39,447,617.49 = 15,532,591.04 : x
  2. Step 2: Convert to fraction form
    28,585,292.30/39,447,617.49 = 15,532,591.04/x
  3. Step 3: Cross multiply
    28,585,292.30x = 39,447,617.49 × 15,532,591.04
  4. Step 4: Simplify right side
    28,585,292.30x = 612,723,709,974,521.25
  5. Step 5: Solve for x
    x = 612,723,709,974,521.25/28,585,292.30
  6. Step 6: Final answer
    x = 21,434,928.97

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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.