Home / 20,370,671.60-30,569,467.80-9,591,054.80

Finding the Fourth Proportional to 20,370,671.60, 30,569,467.80 and 9,591,054.80

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Solution

The fourth proportional to 20,370,671.60, 30,569,467.80 and 9,591,054.80 is: 14,392,919.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,370,671.60 : 30,569,467.80 = 9,591,054.80 : x
  2. Step 2: Convert to fraction form
    20,370,671.60/30,569,467.80 = 9,591,054.80/x
  3. Step 3: Cross multiply
    20,370,671.60x = 30,569,467.80 × 9,591,054.80
  4. Step 4: Simplify right side
    20,370,671.60x = 293,193,440,876,635.50
  5. Step 5: Solve for x
    x = 293,193,440,876,635.50/20,370,671.60
  6. Step 6: Final answer
    x = 14,392,919.71

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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.