Home / 28,775,753.82-43,166,501.17-8,305,969.64

Finding the Fourth Proportional to 28,775,753.82, 43,166,501.17 and 8,305,969.64

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Solution

The fourth proportional to 28,775,753.82, 43,166,501.17 and 8,305,969.64 is: 12,459,782.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,775,753.82 : 43,166,501.17 = 8,305,969.64 : x
  2. Step 2: Convert to fraction form
    28,775,753.82/43,166,501.17 = 8,305,969.64/x
  3. Step 3: Cross multiply
    28,775,753.82x = 43,166,501.17 × 8,305,969.64
  4. Step 4: Simplify right side
    28,775,753.82x = 358,539,647,946,447
  5. Step 5: Solve for x
    x = 358,539,647,946,447/28,775,753.82
  6. Step 6: Final answer
    x = 12,459,782.99

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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.