Home / 9,414,331.31-12,990,737.67-5,283,414.98

Finding the Fourth Proportional to 9,414,331.31, 12,990,737.67 and 5,283,414.98

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Solution

The fourth proportional to 9,414,331.31, 12,990,737.67 and 5,283,414.98 is: 7,290,529.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,414,331.31 : 12,990,737.67 = 5,283,414.98 : x
  2. Step 2: Convert to fraction form
    9,414,331.31/12,990,737.67 = 5,283,414.98/x
  3. Step 3: Cross multiply
    9,414,331.31x = 12,990,737.67 × 5,283,414.98
  4. Step 4: Simplify right side
    9,414,331.31x = 68,635,458,006,928.30
  5. Step 5: Solve for x
    x = 68,635,458,006,928.30/9,414,331.31
  6. Step 6: Final answer
    x = 7,290,529.27

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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.