Home / 12,941,813.78-17,866,174.83-8,048,612.24

Finding the Fourth Proportional to 12,941,813.78, 17,866,174.83 and 8,048,612.24

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Solution

The fourth proportional to 12,941,813.78, 17,866,174.83 and 8,048,612.24 is: 11,111,109.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,941,813.78 : 17,866,174.83 = 8,048,612.24 : x
  2. Step 2: Convert to fraction form
    12,941,813.78/17,866,174.83 = 8,048,612.24/x
  3. Step 3: Cross multiply
    12,941,813.78x = 17,866,174.83 × 8,048,612.24
  4. Step 4: Simplify right side
    12,941,813.78x = 143,797,913,418,717.91
  5. Step 5: Solve for x
    x = 143,797,913,418,717.91/12,941,813.78
  6. Step 6: Final answer
    x = 11,111,109.76

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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.