Home / 13,253,123.70-19,879,685.55-9,222,045.30

Finding the Fourth Proportional to 13,253,123.70, 19,879,685.55 and 9,222,045.30

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Solution

The fourth proportional to 13,253,123.70, 19,879,685.55 and 9,222,045.30 is: 13,833,067.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,253,123.70 : 19,879,685.55 = 9,222,045.30 : x
  2. Step 2: Convert to fraction form
    13,253,123.70/19,879,685.55 = 9,222,045.30/x
  3. Step 3: Cross multiply
    13,253,123.70x = 19,879,685.55 × 9,222,045.30
  4. Step 4: Simplify right side
    13,253,123.70x = 183,331,360,691,855.44
  5. Step 5: Solve for x
    x = 183,331,360,691,855.44/13,253,123.70
  6. Step 6: Final answer
    x = 13,833,067.95

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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.