Home / 28,056,620.20-42,084,930.30-27,216,812.20

Finding the Fourth Proportional to 28,056,620.20, 42,084,930.30 and 27,216,812.20

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Solution

The fourth proportional to 28,056,620.20, 42,084,930.30 and 27,216,812.20 is: 40,825,218.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,056,620.20 : 42,084,930.30 = 27,216,812.20 : x
  2. Step 2: Convert to fraction form
    28,056,620.20/42,084,930.30 = 27,216,812.20/x
  3. Step 3: Cross multiply
    28,056,620.20x = 42,084,930.30 × 27,216,812.20
  4. Step 4: Simplify right side
    28,056,620.20x = 1,145,417,644,425,189.50
  5. Step 5: Solve for x
    x = 1,145,417,644,425,189.50/28,056,620.20
  6. Step 6: Final answer
    x = 40,825,218.30

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1.5x scale

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.