Home / 75,805,057.36-104,610,979.32-40,997,747.79

Finding the Fourth Proportional to 75,805,057.36, 104,610,979.32 and 40,997,747.79

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Solution

The fourth proportional to 75,805,057.36, 104,610,979.32 and 40,997,747.79 is: 56,576,892.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,805,057.36 : 104,610,979.32 = 40,997,747.79 : x
  2. Step 2: Convert to fraction form
    75,805,057.36/104,610,979.32 = 40,997,747.79/x
  3. Step 3: Cross multiply
    75,805,057.36x = 104,610,979.32 × 40,997,747.79
  4. Step 4: Simplify right side
    75,805,057.36x = 4,288,814,546,226,265.50
  5. Step 5: Solve for x
    x = 4,288,814,546,226,265.50/75,805,057.36
  6. Step 6: Final answer
    x = 56,576,892.04

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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.