Home / 76,606,511.09-114,901,278.33-27,420,399.95

Finding the Fourth Proportional to 76,606,511.09, 114,901,278.33 and 27,420,399.95

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Solution

The fourth proportional to 76,606,511.09, 114,901,278.33 and 27,420,399.95 is: 41,127,561.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,606,511.09 : 114,901,278.33 = 27,420,399.95 : x
  2. Step 2: Convert to fraction form
    76,606,511.09/114,901,278.33 = 27,420,399.95/x
  3. Step 3: Cross multiply
    76,606,511.09x = 114,901,278.33 × 27,420,399.95
  4. Step 4: Simplify right side
    76,606,511.09x = 3,150,639,006,000,361.50
  5. Step 5: Solve for x
    x = 3,150,639,006,000,361.50/76,606,511.09
  6. Step 6: Final answer
    x = 41,127,561.63

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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.