Home / 7,284,042.80-10,926,064.20-3,882,820.40

Finding the Fourth Proportional to 7,284,042.80, 10,926,064.20 and 3,882,820.40

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Solution

The fourth proportional to 7,284,042.80, 10,926,064.20 and 3,882,820.40 is: 5,824,230.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284,042.80 : 10,926,064.20 = 3,882,820.40 : x
  2. Step 2: Convert to fraction form
    7,284,042.80/10,926,064.20 = 3,882,820.40/x
  3. Step 3: Cross multiply
    7,284,042.80x = 10,926,064.20 × 3,882,820.40
  4. Step 4: Simplify right side
    7,284,042.80x = 42,423,944,967,469.68
  5. Step 5: Solve for x
    x = 42,423,944,967,469.68/7,284,042.80
  6. Step 6: Final answer
    x = 5,824,230.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.