Home / 6,344,033.13-8,759,315.43-3,899,921.18

Finding the Fourth Proportional to 6,344,033.13, 8,759,315.43 and 3,899,921.18

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Solution

The fourth proportional to 6,344,033.13, 8,759,315.43 and 3,899,921.18 is: 5,384,688.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,344,033.13 : 8,759,315.43 = 3,899,921.18 : x
  2. Step 2: Convert to fraction form
    6,344,033.13/8,759,315.43 = 3,899,921.18/x
  3. Step 3: Cross multiply
    6,344,033.13x = 8,759,315.43 × 3,899,921.18
  4. Step 4: Simplify right side
    6,344,033.13x = 34,160,639,723,961.23
  5. Step 5: Solve for x
    x = 34,160,639,723,961.23/6,344,033.13
  6. Step 6: Final answer
    x = 5,384,688.10

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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.