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Finding the Fourth Proportional to 5,559,027.33, 8,339,978.61 and 3,255,465.90

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Solution

The fourth proportional to 5,559,027.33, 8,339,978.61 and 3,255,465.90 is: 4,884,040.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,559,027.33 : 8,339,978.61 = 3,255,465.90 : x
  2. Step 2: Convert to fraction form
    5,559,027.33/8,339,978.61 = 3,255,465.90/x
  3. Step 3: Cross multiply
    5,559,027.33x = 8,339,978.61 × 3,255,465.90
  4. Step 4: Simplify right side
    5,559,027.33x = 27,150,515,971,584.40
  5. Step 5: Solve for x
    x = 27,150,515,971,584.40/5,559,027.33
  6. Step 6: Final answer
    x = 4,884,040.74

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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.