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Finding the Fourth Proportional to 5,337,349.86, 8,004,824.21 and 2,455,952.76

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Solution

The fourth proportional to 5,337,349.86, 8,004,824.21 and 2,455,952.76 is: 3,683,376.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,337,349.86 : 8,004,824.21 = 2,455,952.76 : x
  2. Step 2: Convert to fraction form
    5,337,349.86/8,004,824.21 = 2,455,952.76/x
  3. Step 3: Cross multiply
    5,337,349.86x = 8,004,824.21 × 2,455,952.76
  4. Step 4: Simplify right side
    5,337,349.86x = 19,659,470,099,584.55
  5. Step 5: Solve for x
    x = 19,659,470,099,584.55/5,337,349.86
  6. Step 6: Final answer
    x = 3,683,376.70

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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.