Home / 66,302,698.80-91,485,578.08-36,933,300.48

Finding the Fourth Proportional to 66,302,698.80, 91,485,578.08 and 36,933,300.48

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Solution

The fourth proportional to 66,302,698.80, 91,485,578.08 and 36,933,300.48 is: 50,961,188.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,302,698.80 : 91,485,578.08 = 36,933,300.48 : x
  2. Step 2: Convert to fraction form
    66,302,698.80/91,485,578.08 = 36,933,300.48/x
  3. Step 3: Cross multiply
    66,302,698.80x = 91,485,578.08 × 36,933,300.48
  4. Step 4: Simplify right side
    66,302,698.80x = 3,378,864,344,815,141
  5. Step 5: Solve for x
    x = 3,378,864,344,815,141/66,302,698.80
  6. Step 6: Final answer
    x = 50,961,188.70

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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.