Home / 7,681,516.88-11,522,863.38-2,289,755.12

Finding the Fourth Proportional to 7,681,516.88, 11,522,863.38 and 2,289,755.12

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Solution

The fourth proportional to 7,681,516.88, 11,522,863.38 and 2,289,755.12 is: 3,434,807.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,681,516.88 : 11,522,863.38 = 2,289,755.12 : x
  2. Step 2: Convert to fraction form
    7,681,516.88/11,522,863.38 = 2,289,755.12/x
  3. Step 3: Cross multiply
    7,681,516.88x = 11,522,863.38 × 2,289,755.12
  4. Step 4: Simplify right side
    7,681,516.88x = 26,384,535,421,415.51
  5. Step 5: Solve for x
    x = 26,384,535,421,415.51/7,681,516.88
  6. Step 6: Final answer
    x = 3,434,807.97

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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.