Home / 8,911,708.16-13,367,821.44-2,180,120

Finding the Fourth Proportional to 8,911,708.16, 13,367,821.44 and 2,180,120

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Solution

The fourth proportional to 8,911,708.16, 13,367,821.44 and 2,180,120 is: 3,270,243.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,911,708.16 : 13,367,821.44 = 2,180,120 : x
  2. Step 2: Convert to fraction form
    8,911,708.16/13,367,821.44 = 2,180,120/x
  3. Step 3: Cross multiply
    8,911,708.16x = 13,367,821.44 × 2,180,120
  4. Step 4: Simplify right side
    8,911,708.16x = 29,143,454,877,772.80
  5. Step 5: Solve for x
    x = 29,143,454,877,772.80/8,911,708.16
  6. Step 6: Final answer
    x = 3,270,243.41

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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.