Home / 86,630,221.80-119,555,571.55-48,940,313.71

Finding the Fourth Proportional to 86,630,221.80, 119,555,571.55 and 48,940,313.71

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Solution

The fourth proportional to 86,630,221.80, 119,555,571.55 and 48,940,313.71 is: 67,540,946.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,630,221.80 : 119,555,571.55 = 48,940,313.71 : x
  2. Step 2: Convert to fraction form
    86,630,221.80/119,555,571.55 = 48,940,313.71/x
  3. Step 3: Cross multiply
    86,630,221.80x = 119,555,571.55 × 48,940,313.71
  4. Step 4: Simplify right side
    86,630,221.80x = 5,851,087,177,197,638
  5. Step 5: Solve for x
    x = 5,851,087,177,197,638/86,630,221.80
  6. Step 6: Final answer
    x = 67,540,946.52

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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.