Home / 12,684,278.94-17,504,352.06-6,883,061.87

Finding the Fourth Proportional to 12,684,278.94, 17,504,352.06 and 6,883,061.87

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Solution

The fourth proportional to 12,684,278.94, 17,504,352.06 and 6,883,061.87 is: 9,498,650.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,684,278.94 : 17,504,352.06 = 6,883,061.87 : x
  2. Step 2: Convert to fraction form
    12,684,278.94/17,504,352.06 = 6,883,061.87/x
  3. Step 3: Cross multiply
    12,684,278.94x = 17,504,352.06 × 6,883,061.87
  4. Step 4: Simplify right side
    12,684,278.94x = 120,483,538,279,908.56
  5. Step 5: Solve for x
    x = 120,483,538,279,908.56/12,684,278.94
  6. Step 6: Final answer
    x = 9,498,650.96

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1.5x scale

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.