Home / 58,080,190.80-87,120,286.20-55,245,838.80

Finding the Fourth Proportional to 58,080,190.80, 87,120,286.20 and 55,245,838.80

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Solution

The fourth proportional to 58,080,190.80, 87,120,286.20 and 55,245,838.80 is: 82,868,758.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,080,190.80 : 87,120,286.20 = 55,245,838.80 : x
  2. Step 2: Convert to fraction form
    58,080,190.80/87,120,286.20 = 55,245,838.80/x
  3. Step 3: Cross multiply
    58,080,190.80x = 87,120,286.20 × 55,245,838.80
  4. Step 4: Simplify right side
    58,080,190.80x = 4,813,033,287,615,064
  5. Step 5: Solve for x
    x = 4,813,033,287,615,064/58,080,190.80
  6. Step 6: Final answer
    x = 82,868,758.20

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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.