Home / 12,361,087.30-18,550,488.30-6,964,008.70

Finding the Fourth Proportional to 12,361,087.30, 18,550,488.30 and 6,964,008.70

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Solution

The fourth proportional to 12,361,087.30, 18,550,488.30 and 6,964,008.70 is: 10,451,003.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,361,087.30 : 18,550,488.30 = 6,964,008.70 : x
  2. Step 2: Convert to fraction form
    12,361,087.30/18,550,488.30 = 6,964,008.70/x
  3. Step 3: Cross multiply
    12,361,087.30x = 18,550,488.30 × 6,964,008.70
  4. Step 4: Simplify right side
    12,361,087.30x = 129,185,761,910,448.22
  5. Step 5: Solve for x
    x = 129,185,761,910,448.22/12,361,087.30
  6. Step 6: Final answer
    x = 10,451,003.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.