Home / 8,182,158.67-12,276,230.79-3,807,384.43

Finding the Fourth Proportional to 8,182,158.67, 12,276,230.79 and 3,807,384.43

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Solution

The fourth proportional to 8,182,158.67, 12,276,230.79 and 3,807,384.43 is: 5,712,469.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,182,158.67 : 12,276,230.79 = 3,807,384.43 : x
  2. Step 2: Convert to fraction form
    8,182,158.67/12,276,230.79 = 3,807,384.43/x
  3. Step 3: Cross multiply
    8,182,158.67x = 12,276,230.79 × 3,807,384.43
  4. Step 4: Simplify right side
    8,182,158.67x = 46,740,329,968,932.60
  5. Step 5: Solve for x
    x = 46,740,329,968,932.60/8,182,158.67
  6. Step 6: Final answer
    x = 5,712,469.27

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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.