Home / 30,949,083.28-42,710,121.94-17,011,960.03

Finding the Fourth Proportional to 30,949,083.28, 42,710,121.94 and 17,011,960.03

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Solution

The fourth proportional to 30,949,083.28, 42,710,121.94 and 17,011,960.03 is: 23,476,717.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,949,083.28 : 42,710,121.94 = 17,011,960.03 : x
  2. Step 2: Convert to fraction form
    30,949,083.28/42,710,121.94 = 17,011,960.03/x
  3. Step 3: Cross multiply
    30,949,083.28x = 42,710,121.94 × 17,011,960.03
  4. Step 4: Simplify right side
    30,949,083.28x = 726,582,887,319,706.12
  5. Step 5: Solve for x
    x = 726,582,887,319,706.12/30,949,083.28
  6. Step 6: Final answer
    x = 23,476,717.57

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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.