Home / 7,797,371.88-10,755,774.01-4,891,718.21

Finding the Fourth Proportional to 7,797,371.88, 10,755,774.01 and 4,891,718.21

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Solution

The fourth proportional to 7,797,371.88, 10,755,774.01 and 4,891,718.21 is: 6,747,685.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,797,371.88 : 10,755,774.01 = 4,891,718.21 : x
  2. Step 2: Convert to fraction form
    7,797,371.88/10,755,774.01 = 4,891,718.21/x
  3. Step 3: Cross multiply
    7,797,371.88x = 10,755,774.01 × 4,891,718.21
  4. Step 4: Simplify right side
    7,797,371.88x = 52,614,215,587,361.72
  5. Step 5: Solve for x
    x = 52,614,215,587,361.72/7,797,371.88
  6. Step 6: Final answer
    x = 6,747,685.81

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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.