Home / 11,772,028.80-17,644,921.20-4,581,172.80

Finding the Fourth Proportional to 11,772,028.80, 17,644,921.20 and 4,581,172.80

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Solution

The fourth proportional to 11,772,028.80, 17,644,921.20 and 4,581,172.80 is: 6,866,652.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,772,028.80 : 17,644,921.20 = 4,581,172.80 : x
  2. Step 2: Convert to fraction form
    11,772,028.80/17,644,921.20 = 4,581,172.80/x
  3. Step 3: Cross multiply
    11,772,028.80x = 17,644,921.20 × 4,581,172.80
  4. Step 4: Simplify right side
    11,772,028.80x = 80,834,433,059,583.36
  5. Step 5: Solve for x
    x = 80,834,433,059,583.36/11,772,028.80
  6. Step 6: Final answer
    x = 6,866,652.68

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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.