Home / 5,173,004.32-7,138,209.98-3,185,825.51

Finding the Fourth Proportional to 5,173,004.32, 7,138,209.98 and 3,185,825.51

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Solution

The fourth proportional to 5,173,004.32, 7,138,209.98 and 3,185,825.51 is: 4,396,109.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173,004.32 : 7,138,209.98 = 3,185,825.51 : x
  2. Step 2: Convert to fraction form
    5,173,004.32/7,138,209.98 = 3,185,825.51/x
  3. Step 3: Cross multiply
    5,173,004.32x = 7,138,209.98 × 3,185,825.51
  4. Step 4: Simplify right side
    5,173,004.32x = 22,741,091,475,830.68
  5. Step 5: Solve for x
    x = 22,741,091,475,830.68/5,173,004.32
  6. Step 6: Final answer
    x = 4,396,109.12

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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.