Home / 26,313,826.87-36,311,237.64-15,299,795.18

Finding the Fourth Proportional to 26,313,826.87, 36,311,237.64 and 15,299,795.18

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Solution

The fourth proportional to 26,313,826.87, 36,311,237.64 and 15,299,795.18 is: 21,112,645.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,313,826.87 : 36,311,237.64 = 15,299,795.18 : x
  2. Step 2: Convert to fraction form
    26,313,826.87/36,311,237.64 = 15,299,795.18/x
  3. Step 3: Cross multiply
    26,313,826.87x = 36,311,237.64 × 15,299,795.18
  4. Step 4: Simplify right side
    26,313,826.87x = 555,554,498,715,084.62
  5. Step 5: Solve for x
    x = 555,554,498,715,084.62/26,313,826.87
  6. Step 6: Final answer
    x = 21,112,645.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.