Home / 9,328,166.84-12,873,269.86-5,198,203.64

Finding the Fourth Proportional to 9,328,166.84, 12,873,269.86 and 5,198,203.64

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Solution

The fourth proportional to 9,328,166.84, 12,873,269.86 and 5,198,203.64 is: 7,173,743.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,328,166.84 : 12,873,269.86 = 5,198,203.64 : x
  2. Step 2: Convert to fraction form
    9,328,166.84/12,873,269.86 = 5,198,203.64/x
  3. Step 3: Cross multiply
    9,328,166.84x = 12,873,269.86 × 5,198,203.64
  4. Step 4: Simplify right side
    9,328,166.84x = 66,917,878,244,954.28
  5. Step 5: Solve for x
    x = 66,917,878,244,954.28/9,328,166.84
  6. Step 6: Final answer
    x = 7,173,743.72

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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.