Home / 55,145,521.20-82,718,281.80-14,756,005.20

Finding the Fourth Proportional to 55,145,521.20, 82,718,281.80 and 14,756,005.20

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Solution

The fourth proportional to 55,145,521.20, 82,718,281.80 and 14,756,005.20 is: 22,134,007.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,145,521.20 : 82,718,281.80 = 14,756,005.20 : x
  2. Step 2: Convert to fraction form
    55,145,521.20/82,718,281.80 = 14,756,005.20/x
  3. Step 3: Cross multiply
    55,145,521.20x = 82,718,281.80 × 14,756,005.20
  4. Step 4: Simplify right side
    55,145,521.20x = 1,220,591,396,375,865.25
  5. Step 5: Solve for x
    x = 1,220,591,396,375,865.25/55,145,521.20
  6. Step 6: Final answer
    x = 22,134,007.80

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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.