Home / 14,273,339.82-19,682,320.02-8,471,000.55

Finding the Fourth Proportional to 14,273,339.82, 19,682,320.02 and 8,471,000.55

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Solution

The fourth proportional to 14,273,339.82, 19,682,320.02 and 8,471,000.55 is: 11,681,144.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,273,339.82 : 19,682,320.02 = 8,471,000.55 : x
  2. Step 2: Convert to fraction form
    14,273,339.82/19,682,320.02 = 8,471,000.55/x
  3. Step 3: Cross multiply
    14,273,339.82x = 19,682,320.02 × 8,471,000.55
  4. Step 4: Simplify right side
    14,273,339.82x = 166,728,943,714,696.03
  5. Step 5: Solve for x
    x = 166,728,943,714,696.03/14,273,339.82
  6. Step 6: Final answer
    x = 11,681,144.41

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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.