Home / 7,381,353.20-11,072,029.80-5,229,017.15

Finding the Fourth Proportional to 7,381,353.20, 11,072,029.80 and 5,229,017.15

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Solution

The fourth proportional to 7,381,353.20, 11,072,029.80 and 5,229,017.15 is: 7,843,525.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,353.20 : 11,072,029.80 = 5,229,017.15 : x
  2. Step 2: Convert to fraction form
    7,381,353.20/11,072,029.80 = 5,229,017.15/x
  3. Step 3: Cross multiply
    7,381,353.20x = 11,072,029.80 × 5,229,017.15
  4. Step 4: Simplify right side
    7,381,353.20x = 57,895,833,709,511.08
  5. Step 5: Solve for x
    x = 57,895,833,709,511.08/7,381,353.20
  6. Step 6: Final answer
    x = 7,843,525.73

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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.