Home / 30,378,974.36-41,923,378.36-16,627,643.24

Finding the Fourth Proportional to 30,378,974.36, 41,923,378.36 and 16,627,643.24

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Solution

The fourth proportional to 30,378,974.36, 41,923,378.36 and 16,627,643.24 is: 22,946,363.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,378,974.36 : 41,923,378.36 = 16,627,643.24 : x
  2. Step 2: Convert to fraction form
    30,378,974.36/41,923,378.36 = 16,627,643.24/x
  3. Step 3: Cross multiply
    30,378,974.36x = 41,923,378.36 × 16,627,643.24
  4. Step 4: Simplify right side
    30,378,974.36x = 697,086,978,785,616.25
  5. Step 5: Solve for x
    x = 697,086,978,785,616.25/30,378,974.36
  6. Step 6: Final answer
    x = 22,946,363.18

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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.