Home / 7,114,806.43-9,818,435.91-3,851,621.08

Finding the Fourth Proportional to 7,114,806.43, 9,818,435.91 and 3,851,621.08

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Solution

The fourth proportional to 7,114,806.43, 9,818,435.91 and 3,851,621.08 is: 5,315,238.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,114,806.43 : 9,818,435.91 = 3,851,621.08 : x
  2. Step 2: Convert to fraction form
    7,114,806.43/9,818,435.91 = 3,851,621.08/x
  3. Step 3: Cross multiply
    7,114,806.43x = 9,818,435.91 × 3,851,621.08
  4. Step 4: Simplify right side
    7,114,806.43x = 37,816,894,723,584.98
  5. Step 5: Solve for x
    x = 37,816,894,723,584.98/7,114,806.43
  6. Step 6: Final answer
    x = 5,315,238.73

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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.