Home / 8,343,734.52-12,494,431.56-6,992,343.48

Finding the Fourth Proportional to 8,343,734.52, 12,494,431.56 and 6,992,343.48

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Solution

The fourth proportional to 8,343,734.52, 12,494,431.56 and 6,992,343.48 is: 10,470,773.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,343,734.52 : 12,494,431.56 = 6,992,343.48 : x
  2. Step 2: Convert to fraction form
    8,343,734.52/12,494,431.56 = 6,992,343.48/x
  3. Step 3: Cross multiply
    8,343,734.52x = 12,494,431.56 × 6,992,343.48
  4. Step 4: Simplify right side
    8,343,734.52x = 87,365,357,054,872.23
  5. Step 5: Solve for x
    x = 87,365,357,054,872.23/8,343,734.52
  6. Step 6: Final answer
    x = 10,470,773.83

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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.