Home / 18,468,049.80-27,702,074.70-12,303,334.20

Finding the Fourth Proportional to 18,468,049.80, 27,702,074.70 and 12,303,334.20

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Solution

The fourth proportional to 18,468,049.80, 27,702,074.70 and 12,303,334.20 is: 18,455,001.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,468,049.80 : 27,702,074.70 = 12,303,334.20 : x
  2. Step 2: Convert to fraction form
    18,468,049.80/27,702,074.70 = 12,303,334.20/x
  3. Step 3: Cross multiply
    18,468,049.80x = 27,702,074.70 × 12,303,334.20
  4. Step 4: Simplify right side
    18,468,049.80x = 340,827,883,067,464.69
  5. Step 5: Solve for x
    x = 340,827,883,067,464.69/18,468,049.80
  6. Step 6: Final answer
    x = 18,455,001.30

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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.