Home / 5,437,379.20-8,146,737.60-3,543,145.60

Finding the Fourth Proportional to 5,437,379.20, 8,146,737.60 and 3,543,145.60

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Solution

The fourth proportional to 5,437,379.20, 8,146,737.60 and 3,543,145.60 is: 5,308,637.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437,379.20 : 8,146,737.60 = 3,543,145.60 : x
  2. Step 2: Convert to fraction form
    5,437,379.20/8,146,737.60 = 3,543,145.60/x
  3. Step 3: Cross multiply
    5,437,379.20x = 8,146,737.60 × 3,543,145.60
  4. Step 4: Simplify right side
    5,437,379.20x = 28,865,077,481,794.56
  5. Step 5: Solve for x
    x = 28,865,077,481,794.56/5,437,379.20
  6. Step 6: Final answer
    x = 5,308,637.93

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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.