Home / 7,102,808.58-9,801,862.98-3,839,625.30

Finding the Fourth Proportional to 7,102,808.58, 9,801,862.98 and 3,839,625.30

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Solution

The fourth proportional to 7,102,808.58, 9,801,862.98 and 3,839,625.30 is: 5,298,675.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,102,808.58 : 9,801,862.98 = 3,839,625.30 : x
  2. Step 2: Convert to fraction form
    7,102,808.58/9,801,862.98 = 3,839,625.30/x
  3. Step 3: Cross multiply
    7,102,808.58x = 9,801,862.98 × 3,839,625.30
  4. Step 4: Simplify right side
    7,102,808.58x = 37,635,481,085,141.39
  5. Step 5: Solve for x
    x = 37,635,481,085,141.39/7,102,808.58
  6. Step 6: Final answer
    x = 5,298,675.96

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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.