Home / 7,711,789.60-11,562,435.60-3,670,213.60

Finding the Fourth Proportional to 7,711,789.60, 11,562,435.60 and 3,670,213.60

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Solution

The fourth proportional to 7,711,789.60, 11,562,435.60 and 3,670,213.60 is: 5,502,822.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,711,789.60 : 11,562,435.60 = 3,670,213.60 : x
  2. Step 2: Convert to fraction form
    7,711,789.60/11,562,435.60 = 3,670,213.60/x
  3. Step 3: Cross multiply
    7,711,789.60x = 11,562,435.60 × 3,670,213.60
  4. Step 4: Simplify right side
    7,711,789.60x = 42,436,608,388,244.16
  5. Step 5: Solve for x
    x = 42,436,608,388,244.16/7,711,789.60
  6. Step 6: Final answer
    x = 5,502,822.38

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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.