Home / 14,414,133.38-19,891,506.06-7,887,764.42

Finding the Fourth Proportional to 14,414,133.38, 19,891,506.06 and 7,887,764.42

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Solution

The fourth proportional to 14,414,133.38, 19,891,506.06 and 7,887,764.42 is: 10,885,115.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,414,133.38 : 19,891,506.06 = 7,887,764.42 : x
  2. Step 2: Convert to fraction form
    14,414,133.38/19,891,506.06 = 7,887,764.42/x
  3. Step 3: Cross multiply
    14,414,133.38x = 19,891,506.06 × 7,887,764.42
  4. Step 4: Simplify right side
    14,414,133.38x = 156,899,513,760,282.38
  5. Step 5: Solve for x
    x = 156,899,513,760,282.38/14,414,133.38
  6. Step 6: Final answer
    x = 10,885,115.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.