Home / 5,545,059.20-8,317,588.80-3,408,214.40

Finding the Fourth Proportional to 5,545,059.20, 8,317,588.80 and 3,408,214.40

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Solution

The fourth proportional to 5,545,059.20, 8,317,588.80 and 3,408,214.40 is: 5,112,321.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545,059.20 : 8,317,588.80 = 3,408,214.40 : x
  2. Step 2: Convert to fraction form
    5,545,059.20/8,317,588.80 = 3,408,214.40/x
  3. Step 3: Cross multiply
    5,545,059.20x = 8,317,588.80 × 3,408,214.40
  4. Step 4: Simplify right side
    5,545,059.20x = 28,348,125,921,438.72
  5. Step 5: Solve for x
    x = 28,348,125,921,438.72/5,545,059.20
  6. Step 6: Final answer
    x = 5,112,321.60

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Double scale
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Similar ratio
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1.5x scale

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.