Home / 19,576,308.61-26,994,243.22-12,231,458.65

Finding the Fourth Proportional to 19,576,308.61, 26,994,243.22 and 12,231,458.65

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Solution

The fourth proportional to 19,576,308.61, 26,994,243.22 and 12,231,458.65 is: 16,866,252.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,576,308.61 : 26,994,243.22 = 12,231,458.65 : x
  2. Step 2: Convert to fraction form
    19,576,308.61/26,994,243.22 = 12,231,458.65/x
  3. Step 3: Cross multiply
    19,576,308.61x = 26,994,243.22 × 12,231,458.65
  4. Step 4: Simplify right side
    19,576,308.61x = 330,178,969,733,472.88
  5. Step 5: Solve for x
    x = 330,178,969,733,472.88/19,576,308.61
  6. Step 6: Final answer
    x = 16,866,252.79

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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.