Home / 6,142,106.25-8,476,082.78-3,388,965.03

Finding the Fourth Proportional to 6,142,106.25, 8,476,082.78 and 3,388,965.03

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Solution

The fourth proportional to 6,142,106.25, 8,476,082.78 and 3,388,965.03 is: 4,676,758.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142,106.25 : 8,476,082.78 = 3,388,965.03 : x
  2. Step 2: Convert to fraction form
    6,142,106.25/8,476,082.78 = 3,388,965.03/x
  3. Step 3: Cross multiply
    6,142,106.25x = 8,476,082.78 × 3,388,965.03
  4. Step 4: Simplify right side
    6,142,106.25x = 28,725,148,115,860.36
  5. Step 5: Solve for x
    x = 28,725,148,115,860.36/6,142,106.25
  6. Step 6: Final answer
    x = 4,676,758.58

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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.