Home / 75,890,455.40-104,728,806.42-41,083,120.21

Finding the Fourth Proportional to 75,890,455.40, 104,728,806.42 and 41,083,120.21

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Solution

The fourth proportional to 75,890,455.40, 104,728,806.42 and 41,083,120.21 is: 56,694,693.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,890,455.40 : 104,728,806.42 = 41,083,120.21 : x
  2. Step 2: Convert to fraction form
    75,890,455.40/104,728,806.42 = 41,083,120.21/x
  3. Step 3: Cross multiply
    75,890,455.40x = 104,728,806.42 × 41,083,120.21
  4. Step 4: Simplify right side
    75,890,455.40x = 4,302,586,143,602,680
  5. Step 5: Solve for x
    x = 4,302,586,143,602,680/75,890,455.40
  6. Step 6: Final answer
    x = 56,694,693.96

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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.