Home / 6,468,744.80-9,701,367.60-1,919,784.80

Finding the Fourth Proportional to 6,468,744.80, 9,701,367.60 and 1,919,784.80

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Solution

The fourth proportional to 6,468,744.80, 9,701,367.60 and 1,919,784.80 is: 2,879,157.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,468,744.80 : 9,701,367.60 = 1,919,784.80 : x
  2. Step 2: Convert to fraction form
    6,468,744.80/9,701,367.60 = 1,919,784.80/x
  3. Step 3: Cross multiply
    6,468,744.80x = 9,701,367.60 × 1,919,784.80
  4. Step 4: Simplify right side
    6,468,744.80x = 18,624,538,057,692.48
  5. Step 5: Solve for x
    x = 18,624,538,057,692.48/6,468,744.80
  6. Step 6: Final answer
    x = 2,879,157.96

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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.