Home / 75,804,829.38-104,610,664.62-40,997,519.64

Finding the Fourth Proportional to 75,804,829.38, 104,610,664.62 and 40,997,519.64

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Solution

The fourth proportional to 75,804,829.38, 104,610,664.62 and 40,997,519.64 is: 56,576,577.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,804,829.38 : 104,610,664.62 = 40,997,519.64 : x
  2. Step 2: Convert to fraction form
    75,804,829.38/104,610,664.62 = 40,997,519.64/x
  3. Step 3: Cross multiply
    75,804,829.38x = 104,610,664.62 × 40,997,519.64
  4. Step 4: Simplify right side
    75,804,829.38x = 4,288,777,777,311,903.50
  5. Step 5: Solve for x
    x = 4,288,777,777,311,903.50/75,804,829.38
  6. Step 6: Final answer
    x = 56,576,577.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.