Home / 6,600,239.83-9,900,367.64-1,807,970.41

Finding the Fourth Proportional to 6,600,239.83, 9,900,367.64 and 1,807,970.41

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Solution

The fourth proportional to 6,600,239.83, 9,900,367.64 and 1,807,970.41 is: 2,711,957.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,600,239.83 : 9,900,367.64 = 1,807,970.41 : x
  2. Step 2: Convert to fraction form
    6,600,239.83/9,900,367.64 = 1,807,970.41/x
  3. Step 3: Cross multiply
    6,600,239.83x = 9,900,367.64 × 1,807,970.41
  4. Step 4: Simplify right side
    6,600,239.83x = 17,899,571,741,241.53
  5. Step 5: Solve for x
    x = 17,899,571,741,241.53/6,600,239.83
  6. Step 6: Final answer
    x = 2,711,957.78

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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.