Home / 11,656,218.70-17,465,665.65-7,388,749.90

Finding the Fourth Proportional to 11,656,218.70, 17,465,665.65 and 7,388,749.90

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Solution

The fourth proportional to 11,656,218.70, 17,465,665.65 and 7,388,749.90 is: 11,071,294.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,656,218.70 : 17,465,665.65 = 7,388,749.90 : x
  2. Step 2: Convert to fraction form
    11,656,218.70/17,465,665.65 = 7,388,749.90/x
  3. Step 3: Cross multiply
    11,656,218.70x = 17,465,665.65 × 7,388,749.90
  4. Step 4: Simplify right side
    11,656,218.70x = 129,049,435,324,870.94
  5. Step 5: Solve for x
    x = 129,049,435,324,870.94/11,656,218.70
  6. Step 6: Final answer
    x = 11,071,294.96

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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.