Home / 14,189,165.20-21,260,400.60-8,195,078.80

Finding the Fourth Proportional to 14,189,165.20, 21,260,400.60 and 8,195,078.80

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Solution

The fourth proportional to 14,189,165.20, 21,260,400.60 and 8,195,078.80 is: 12,279,133.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,189,165.20 : 21,260,400.60 = 8,195,078.80 : x
  2. Step 2: Convert to fraction form
    14,189,165.20/21,260,400.60 = 8,195,078.80/x
  3. Step 3: Cross multiply
    14,189,165.20x = 21,260,400.60 × 8,195,078.80
  4. Step 4: Simplify right side
    14,189,165.20x = 174,230,658,236,567.28
  5. Step 5: Solve for x
    x = 174,230,658,236,567.28/14,189,165.20
  6. Step 6: Final answer
    x = 12,279,133.82

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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.