Home / 4,376,131.40-6,561,345.90-3,928,233.80

Finding the Fourth Proportional to 4,376,131.40, 6,561,345.90 and 3,928,233.80

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Solution

The fourth proportional to 4,376,131.40, 6,561,345.90 and 3,928,233.80 is: 5,889,791.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,376,131.40 : 6,561,345.90 = 3,928,233.80 : x
  2. Step 2: Convert to fraction form
    4,376,131.40/6,561,345.90 = 3,928,233.80/x
  3. Step 3: Cross multiply
    4,376,131.40x = 6,561,345.90 × 3,928,233.80
  4. Step 4: Simplify right side
    4,376,131.40x = 25,774,500,737,871.42
  5. Step 5: Solve for x
    x = 25,774,500,737,871.42/4,376,131.40
  6. Step 6: Final answer
    x = 5,889,791.32

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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.