Home / 7,381,316.20-11,071,974.30-6,371,578.30

Finding the Fourth Proportional to 7,381,316.20, 11,071,974.30 and 6,371,578.30

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Solution

The fourth proportional to 7,381,316.20, 11,071,974.30 and 6,371,578.30 is: 9,557,367.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,316.20 : 11,071,974.30 = 6,371,578.30 : x
  2. Step 2: Convert to fraction form
    7,381,316.20/11,071,974.30 = 6,371,578.30/x
  3. Step 3: Cross multiply
    7,381,316.20x = 11,071,974.30 × 6,371,578.30
  4. Step 4: Simplify right side
    7,381,316.20x = 70,545,951,188,037.69
  5. Step 5: Solve for x
    x = 70,545,951,188,037.69/7,381,316.20
  6. Step 6: Final answer
    x = 9,557,367.45

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Double scale
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Similar ratio
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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.