Home / 10,959,606.40-16,439,409.60-3,388,892.80

Finding the Fourth Proportional to 10,959,606.40, 16,439,409.60 and 3,388,892.80

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Solution

The fourth proportional to 10,959,606.40, 16,439,409.60 and 3,388,892.80 is: 5,083,339.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,959,606.40 : 16,439,409.60 = 3,388,892.80 : x
  2. Step 2: Convert to fraction form
    10,959,606.40/16,439,409.60 = 3,388,892.80/x
  3. Step 3: Cross multiply
    10,959,606.40x = 16,439,409.60 × 3,388,892.80
  4. Step 4: Simplify right side
    10,959,606.40x = 55,711,396,829,690.88
  5. Step 5: Solve for x
    x = 55,711,396,829,690.88/10,959,606.40
  6. Step 6: Final answer
    x = 5,083,339.20

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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.