Home / 31,104,136.80-46,656,205.20-28,836,655.20

Finding the Fourth Proportional to 31,104,136.80, 46,656,205.20 and 28,836,655.20

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Solution

The fourth proportional to 31,104,136.80, 46,656,205.20 and 28,836,655.20 is: 43,254,982.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,104,136.80 : 46,656,205.20 = 28,836,655.20 : x
  2. Step 2: Convert to fraction form
    31,104,136.80/46,656,205.20 = 28,836,655.20/x
  3. Step 3: Cross multiply
    31,104,136.80x = 46,656,205.20 × 28,836,655.20
  4. Step 4: Simplify right side
    31,104,136.80x = 1,345,408,902,292,847
  5. Step 5: Solve for x
    x = 1,345,408,902,292,847/31,104,136.80
  6. Step 6: Final answer
    x = 43,254,982.80

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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.