Home / 12,673,222.80-19,009,834.20-11,926,726.80

Finding the Fourth Proportional to 12,673,222.80, 19,009,834.20 and 11,926,726.80

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Solution

The fourth proportional to 12,673,222.80, 19,009,834.20 and 11,926,726.80 is: 17,890,090.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,673,222.80 : 19,009,834.20 = 11,926,726.80 : x
  2. Step 2: Convert to fraction form
    12,673,222.80/19,009,834.20 = 11,926,726.80/x
  3. Step 3: Cross multiply
    12,673,222.80x = 19,009,834.20 × 11,926,726.80
  4. Step 4: Simplify right side
    12,673,222.80x = 226,725,099,016,696.56
  5. Step 5: Solve for x
    x = 226,725,099,016,696.56/12,673,222.80
  6. Step 6: Final answer
    x = 17,890,090.20

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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.