Home / 21,004,246.98-31,488,399.83-8,059,687.01

Finding the Fourth Proportional to 21,004,246.98, 31,488,399.83 and 8,059,687.01

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Solution

The fourth proportional to 21,004,246.98, 31,488,399.83 and 8,059,687.01 is: 12,082,634.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,004,246.98 : 31,488,399.83 = 8,059,687.01 : x
  2. Step 2: Convert to fraction form
    21,004,246.98/31,488,399.83 = 8,059,687.01/x
  3. Step 3: Cross multiply
    21,004,246.98x = 31,488,399.83 × 8,059,687.01
  4. Step 4: Simplify right side
    21,004,246.98x = 253,786,647,036,482.97
  5. Step 5: Solve for x
    x = 253,786,647,036,482.97/21,004,246.98
  6. Step 6: Final answer
    x = 12,082,634.87

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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.