Home / 5,100,498-7,038,687.24-2,808,653.22

Finding the Fourth Proportional to 5,100,498, 7,038,687.24 and 2,808,653.22

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Solution

The fourth proportional to 5,100,498, 7,038,687.24 and 2,808,653.22 is: 3,875,941.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,100,498 : 7,038,687.24 = 2,808,653.22 : x
  2. Step 2: Convert to fraction form
    5,100,498/7,038,687.24 = 2,808,653.22/x
  3. Step 3: Cross multiply
    5,100,498x = 7,038,687.24 × 2,808,653.22
  4. Step 4: Simplify right side
    5,100,498x = 19,769,231,581,198.91
  5. Step 5: Solve for x
    x = 19,769,231,581,198.91/5,100,498
  6. Step 6: Final answer
    x = 3,875,941.44

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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.