Home / 75,694,639.27-104,458,644.17-40,887,329.89

Finding the Fourth Proportional to 75,694,639.27, 104,458,644.17 and 40,887,329.89

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Solution

The fourth proportional to 75,694,639.27, 104,458,644.17 and 40,887,329.89 is: 56,424,537.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,694,639.27 : 104,458,644.17 = 40,887,329.89 : x
  2. Step 2: Convert to fraction form
    75,694,639.27/104,458,644.17 = 40,887,329.89/x
  3. Step 3: Cross multiply
    75,694,639.27x = 104,458,644.17 × 40,887,329.89
  4. Step 4: Simplify right side
    75,694,639.27x = 4,271,035,043,728,660
  5. Step 5: Solve for x
    x = 4,271,035,043,728,660/75,694,639.27
  6. Step 6: Final answer
    x = 56,424,537.92

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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.