Home / 67,361,054.57-101,040,908.26-21,302,931.45

Finding the Fourth Proportional to 67,361,054.57, 101,040,908.26 and 21,302,931.45

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Solution

The fourth proportional to 67,361,054.57, 101,040,908.26 and 21,302,931.45 is: 31,954,184.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,361,054.57 : 101,040,908.26 = 21,302,931.45 : x
  2. Step 2: Convert to fraction form
    67,361,054.57/101,040,908.26 = 21,302,931.45/x
  3. Step 3: Cross multiply
    67,361,054.57x = 101,040,908.26 × 21,302,931.45
  4. Step 4: Simplify right side
    67,361,054.57x = 2,152,467,542,004,790.75
  5. Step 5: Solve for x
    x = 2,152,467,542,004,790.75/67,361,054.57
  6. Step 6: Final answer
    x = 31,954,184.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.