Home / 5,568,485.64-7,684,721.42-3,121,141.92

Finding the Fourth Proportional to 5,568,485.64, 7,684,721.42 and 3,121,141.92

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Solution

The fourth proportional to 5,568,485.64, 7,684,721.42 and 3,121,141.92 is: 4,307,294.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,568,485.64 : 7,684,721.42 = 3,121,141.92 : x
  2. Step 2: Convert to fraction form
    5,568,485.64/7,684,721.42 = 3,121,141.92/x
  3. Step 3: Cross multiply
    5,568,485.64x = 7,684,721.42 × 3,121,141.92
  4. Step 4: Simplify right side
    5,568,485.64x = 23,985,106,151,878.21
  5. Step 5: Solve for x
    x = 23,985,106,151,878.21/5,568,485.64
  6. Step 6: Final answer
    x = 4,307,294.25

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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.