Home / 18,346,883.70-27,520,216.20-4,700,003.70

Finding the Fourth Proportional to 18,346,883.70, 27,520,216.20 and 4,700,003.70

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Solution

The fourth proportional to 18,346,883.70, 27,520,216.20 and 4,700,003.70 is: 7,049,977.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,346,883.70 : 27,520,216.20 = 4,700,003.70 : x
  2. Step 2: Convert to fraction form
    18,346,883.70/27,520,216.20 = 4,700,003.70/x
  3. Step 3: Cross multiply
    18,346,883.70x = 27,520,216.20 × 4,700,003.70
  4. Step 4: Simplify right side
    18,346,883.70x = 129,345,117,964,799.94
  5. Step 5: Solve for x
    x = 129,345,117,964,799.94/18,346,883.70
  6. Step 6: Final answer
    x = 7,049,977.54

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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.