Home / 5,640,038.98-7,784,247.84-3,192,789.22

Finding the Fourth Proportional to 5,640,038.98, 7,784,247.84 and 3,192,789.22

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Solution

The fourth proportional to 5,640,038.98, 7,784,247.84 and 3,192,789.22 is: 4,406,611.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,640,038.98 : 7,784,247.84 = 3,192,789.22 : x
  2. Step 2: Convert to fraction form
    5,640,038.98/7,784,247.84 = 3,192,789.22/x
  3. Step 3: Cross multiply
    5,640,038.98x = 7,784,247.84 × 3,192,789.22
  4. Step 4: Simplify right side
    5,640,038.98x = 24,853,462,589,360.29
  5. Step 5: Solve for x
    x = 24,853,462,589,360.29/5,640,038.98
  6. Step 6: Final answer
    x = 4,406,611.85

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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.