Home / 12,834,559.20-19,257,022.80-5,647,461.60

Finding the Fourth Proportional to 12,834,559.20, 19,257,022.80 and 5,647,461.60

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Solution

The fourth proportional to 12,834,559.20, 19,257,022.80 and 5,647,461.60 is: 8,473,473.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,834,559.20 : 19,257,022.80 = 5,647,461.60 : x
  2. Step 2: Convert to fraction form
    12,834,559.20/19,257,022.80 = 5,647,461.60/x
  3. Step 3: Cross multiply
    12,834,559.20x = 19,257,022.80 × 5,647,461.60
  4. Step 4: Simplify right side
    12,834,559.20x = 108,753,296,793,324.48
  5. Step 5: Solve for x
    x = 108,753,296,793,324.48/12,834,559.20
  6. Step 6: Final answer
    x = 8,473,473.46

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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.