Home / 12,844,862.15-19,266,324.30-4,090,786.95

Finding the Fourth Proportional to 12,844,862.15, 19,266,324.30 and 4,090,786.95

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Solution

The fourth proportional to 12,844,862.15, 19,266,324.30 and 4,090,786.95 is: 6,135,871.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,844,862.15 : 19,266,324.30 = 4,090,786.95 : x
  2. Step 2: Convert to fraction form
    12,844,862.15/19,266,324.30 = 4,090,786.95/x
  3. Step 3: Cross multiply
    12,844,862.15x = 19,266,324.30 × 4,090,786.95
  4. Step 4: Simplify right side
    12,844,862.15x = 78,814,428,020,907.89
  5. Step 5: Solve for x
    x = 78,814,428,020,907.89/12,844,862.15
  6. Step 6: Final answer
    x = 6,135,871.85

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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.