Home / 12,760,192.68-17,606,039.22-7,253,134.05

Finding the Fourth Proportional to 12,760,192.68, 17,606,039.22 and 7,253,134.05

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Solution

The fourth proportional to 12,760,192.68, 17,606,039.22 and 7,253,134.05 is: 10,007,604.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,760,192.68 : 17,606,039.22 = 7,253,134.05 : x
  2. Step 2: Convert to fraction form
    12,760,192.68/17,606,039.22 = 7,253,134.05/x
  3. Step 3: Cross multiply
    12,760,192.68x = 17,606,039.22 × 7,253,134.05
  4. Step 4: Simplify right side
    12,760,192.68x = 127,698,962,618,240.08
  5. Step 5: Solve for x
    x = 127,698,962,618,240.08/12,760,192.68
  6. Step 6: Final answer
    x = 10,007,604.58

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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.