Home / 28,392,611.80-42,588,917.70-17,027,210.20

Finding the Fourth Proportional to 28,392,611.80, 42,588,917.70 and 17,027,210.20

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Solution

The fourth proportional to 28,392,611.80, 42,588,917.70 and 17,027,210.20 is: 25,540,815.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,392,611.80 : 42,588,917.70 = 17,027,210.20 : x
  2. Step 2: Convert to fraction form
    28,392,611.80/42,588,917.70 = 17,027,210.20/x
  3. Step 3: Cross multiply
    28,392,611.80x = 42,588,917.70 × 17,027,210.20
  4. Step 4: Simplify right side
    28,392,611.80x = 725,170,453,868,400.50
  5. Step 5: Solve for x
    x = 725,170,453,868,400.50/28,392,611.80
  6. Step 6: Final answer
    x = 25,540,815.30

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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.