Home / 7,650,576.45-11,470,538.12-3,388,434.21

Finding the Fourth Proportional to 7,650,576.45, 11,470,538.12 and 3,388,434.21

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Solution

The fourth proportional to 7,650,576.45, 11,470,538.12 and 3,388,434.21 is: 5,080,292.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650,576.45 : 11,470,538.12 = 3,388,434.21 : x
  2. Step 2: Convert to fraction form
    7,650,576.45/11,470,538.12 = 3,388,434.21/x
  3. Step 3: Cross multiply
    7,650,576.45x = 11,470,538.12 × 3,388,434.21
  4. Step 4: Simplify right side
    7,650,576.45x = 38,867,163,755,974.91
  5. Step 5: Solve for x
    x = 38,867,163,755,974.91/7,650,576.45
  6. Step 6: Final answer
    x = 5,080,292.19

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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.