Home / 5,105,473.88-7,045,554.02-2,813,634.54

Finding the Fourth Proportional to 5,105,473.88, 7,045,554.02 and 2,813,634.54

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Solution

The fourth proportional to 5,105,473.88, 7,045,554.02 and 2,813,634.54 is: 3,882,815.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105,473.88 : 7,045,554.02 = 2,813,634.54 : x
  2. Step 2: Convert to fraction form
    5,105,473.88/7,045,554.02 = 2,813,634.54/x
  3. Step 3: Cross multiply
    5,105,473.88x = 7,045,554.02 × 2,813,634.54
  4. Step 4: Simplify right side
    5,105,473.88x = 19,823,614,130,039.68
  5. Step 5: Solve for x
    x = 19,823,614,130,039.68/5,105,473.88
  6. Step 6: Final answer
    x = 3,882,815.70

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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.