Home / 6,617,352.64-9,131,983.20-3,716,743.68

Finding the Fourth Proportional to 6,617,352.64, 9,131,983.20 and 3,716,743.68

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Solution

The fourth proportional to 6,617,352.64, 9,131,983.20 and 3,716,743.68 is: 5,129,126.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,617,352.64 : 9,131,983.20 = 3,716,743.68 : x
  2. Step 2: Convert to fraction form
    6,617,352.64/9,131,983.20 = 3,716,743.68/x
  3. Step 3: Cross multiply
    6,617,352.64x = 9,131,983.20 × 3,716,743.68
  4. Step 4: Simplify right side
    6,617,352.64x = 33,941,240,844,466.18
  5. Step 5: Solve for x
    x = 33,941,240,844,466.18/6,617,352.64
  6. Step 6: Final answer
    x = 5,129,126.81

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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.