Home / 8,820,016.80-13,230,025.20-3,146,647.20

Finding the Fourth Proportional to 8,820,016.80, 13,230,025.20 and 3,146,647.20

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Solution

The fourth proportional to 8,820,016.80, 13,230,025.20 and 3,146,647.20 is: 4,719,970.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,820,016.80 : 13,230,025.20 = 3,146,647.20 : x
  2. Step 2: Convert to fraction form
    8,820,016.80/13,230,025.20 = 3,146,647.20/x
  3. Step 3: Cross multiply
    8,820,016.80x = 13,230,025.20 × 3,146,647.20
  4. Step 4: Simplify right side
    8,820,016.80x = 41,630,221,751,509.44
  5. Step 5: Solve for x
    x = 41,630,221,751,509.44/8,820,016.80
  6. Step 6: Final answer
    x = 4,719,970.80

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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.