Home / 59,213,322.62-81,689,363.42-39,640,517.04

Finding the Fourth Proportional to 59,213,322.62, 81,689,363.42 and 39,640,517.04

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Solution

The fourth proportional to 59,213,322.62, 81,689,363.42 and 39,640,517.04 is: 54,687,162.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,213,322.62 : 81,689,363.42 = 39,640,517.04 : x
  2. Step 2: Convert to fraction form
    59,213,322.62/81,689,363.42 = 39,640,517.04/x
  3. Step 3: Cross multiply
    59,213,322.62x = 81,689,363.42 × 39,640,517.04
  4. Step 4: Simplify right side
    59,213,322.62x = 3,238,208,602,637,262.50
  5. Step 5: Solve for x
    x = 3,238,208,602,637,262.50/59,213,322.62
  6. Step 6: Final answer
    x = 54,687,162.61

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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.