Home / 5,137,990.58-7,090,122.15-2,814,418.58

Finding the Fourth Proportional to 5,137,990.58, 7,090,122.15 and 2,814,418.58

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Solution

The fourth proportional to 5,137,990.58, 7,090,122.15 and 2,814,418.58 is: 3,883,730.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137,990.58 : 7,090,122.15 = 2,814,418.58 : x
  2. Step 2: Convert to fraction form
    5,137,990.58/7,090,122.15 = 2,814,418.58/x
  3. Step 3: Cross multiply
    5,137,990.58x = 7,090,122.15 × 2,814,418.58
  4. Step 4: Simplify right side
    5,137,990.58x = 19,954,571,477,978.94
  5. Step 5: Solve for x
    x = 19,954,571,477,978.94/5,137,990.58
  6. Step 6: Final answer
    x = 3,883,730.64

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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.