Home / 18,041,037.40-27,060,144.12-5,086,664.80

Finding the Fourth Proportional to 18,041,037.40, 27,060,144.12 and 5,086,664.80

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Solution

The fourth proportional to 18,041,037.40, 27,060,144.12 and 5,086,664.80 is: 7,629,599.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,041,037.40 : 27,060,144.12 = 5,086,664.80 : x
  2. Step 2: Convert to fraction form
    18,041,037.40/27,060,144.12 = 5,086,664.80/x
  3. Step 3: Cross multiply
    18,041,037.40x = 27,060,144.12 × 5,086,664.80
  4. Step 4: Simplify right side
    18,041,037.40x = 137,645,882,578,130.97
  5. Step 5: Solve for x
    x = 137,645,882,578,130.97/18,041,037.40
  6. Step 6: Final answer
    x = 7,629,599.09

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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.