Home / 9,328,165.84-12,873,268.47-5,198,202.64

Finding the Fourth Proportional to 9,328,165.84, 12,873,268.47 and 5,198,202.64

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Solution

The fourth proportional to 9,328,165.84, 12,873,268.47 and 5,198,202.64 is: 7,173,742.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,328,165.84 : 12,873,268.47 = 5,198,202.64 : x
  2. Step 2: Convert to fraction form
    9,328,165.84/12,873,268.47 = 5,198,202.64/x
  3. Step 3: Cross multiply
    9,328,165.84x = 12,873,268.47 × 5,198,202.64
  4. Step 4: Simplify right side
    9,328,165.84x = 66,917,858,146,182.76
  5. Step 5: Solve for x
    x = 66,917,858,146,182.76/9,328,165.84
  6. Step 6: Final answer
    x = 7,173,742.33

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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.