Home / 7,915,780.20-10,923,797.68-4,294,108.20

Finding the Fourth Proportional to 7,915,780.20, 10,923,797.68 and 4,294,108.20

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Solution

The fourth proportional to 7,915,780.20, 10,923,797.68 and 4,294,108.20 is: 5,925,880.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,915,780.20 : 10,923,797.68 = 4,294,108.20 : x
  2. Step 2: Convert to fraction form
    7,915,780.20/10,923,797.68 = 4,294,108.20/x
  3. Step 3: Cross multiply
    7,915,780.20x = 10,923,797.68 × 4,294,108.20
  4. Step 4: Simplify right side
    7,915,780.20x = 46,907,969,192,828.98
  5. Step 5: Solve for x
    x = 46,907,969,192,828.98/7,915,780.20
  6. Step 6: Final answer
    x = 5,925,880.71

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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.