Home / 7,795,206.82-11,692,613.40-2,115,283.51

Finding the Fourth Proportional to 7,795,206.82, 11,692,613.40 and 2,115,283.51

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Solution

The fourth proportional to 7,795,206.82, 11,692,613.40 and 2,115,283.51 is: 3,172,871.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,795,206.82 : 11,692,613.40 = 2,115,283.51 : x
  2. Step 2: Convert to fraction form
    7,795,206.82/11,692,613.40 = 2,115,283.51/x
  3. Step 3: Cross multiply
    7,795,206.82x = 11,692,613.40 × 2,115,283.51
  4. Step 4: Simplify right side
    7,795,206.82x = 24,733,192,332,406.96
  5. Step 5: Solve for x
    x = 24,733,192,332,406.96/7,795,206.82
  6. Step 6: Final answer
    x = 3,172,871.86

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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.