Home / 7,802,562.60-11,689,847.10-6,682,818.60

Finding the Fourth Proportional to 7,802,562.60, 11,689,847.10 and 6,682,818.60

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Solution

The fourth proportional to 7,802,562.60, 11,689,847.10 and 6,682,818.60 is: 10,012,239.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,802,562.60 : 11,689,847.10 = 6,682,818.60 : x
  2. Step 2: Convert to fraction form
    7,802,562.60/11,689,847.10 = 6,682,818.60/x
  3. Step 3: Cross multiply
    7,802,562.60x = 11,689,847.10 × 6,682,818.60
  4. Step 4: Simplify right side
    7,802,562.60x = 78,121,127,631,036.05
  5. Step 5: Solve for x
    x = 78,121,127,631,036.05/7,802,562.60
  6. Step 6: Final answer
    x = 10,012,239.78

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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.