Home / 10,384,684.79-15,512,268.69-7,694,264.73

Finding the Fourth Proportional to 10,384,684.79, 15,512,268.69 and 7,694,264.73

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Solution

The fourth proportional to 10,384,684.79, 15,512,268.69 and 7,694,264.73 is: 11,493,415.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,384,684.79 : 15,512,268.69 = 7,694,264.73 : x
  2. Step 2: Convert to fraction form
    10,384,684.79/15,512,268.69 = 7,694,264.73/x
  3. Step 3: Cross multiply
    10,384,684.79x = 15,512,268.69 × 7,694,264.73
  4. Step 4: Simplify right side
    10,384,684.79x = 119,355,501,825,278.98
  5. Step 5: Solve for x
    x = 119,355,501,825,278.98/10,384,684.79
  6. Step 6: Final answer
    x = 11,493,415.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.