Home / 7,211,414.39-10,818,565.09-2,662,490.93

Finding the Fourth Proportional to 7,211,414.39, 10,818,565.09 and 2,662,490.93

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Solution

The fourth proportional to 7,211,414.39, 10,818,565.09 and 2,662,490.93 is: 3,994,269.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,211,414.39 : 10,818,565.09 = 2,662,490.93 : x
  2. Step 2: Convert to fraction form
    7,211,414.39/10,818,565.09 = 2,662,490.93/x
  3. Step 3: Cross multiply
    7,211,414.39x = 10,818,565.09 × 2,662,490.93
  4. Step 4: Simplify right side
    7,211,414.39x = 28,804,331,366,990.58
  5. Step 5: Solve for x
    x = 28,804,331,366,990.58/7,211,414.39
  6. Step 6: Final answer
    x = 3,994,269.34

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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.