Home / 21,978,046.20-32,967,069.30-17,726,518.20

Finding the Fourth Proportional to 21,978,046.20, 32,967,069.30 and 17,726,518.20

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Solution

The fourth proportional to 21,978,046.20, 32,967,069.30 and 17,726,518.20 is: 26,589,777.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,978,046.20 : 32,967,069.30 = 17,726,518.20 : x
  2. Step 2: Convert to fraction form
    21,978,046.20/32,967,069.30 = 17,726,518.20/x
  3. Step 3: Cross multiply
    21,978,046.20x = 32,967,069.30 × 17,726,518.20
  4. Step 4: Simplify right side
    21,978,046.20x = 584,391,353,947,111.25
  5. Step 5: Solve for x
    x = 584,391,353,947,111.25/21,978,046.20
  6. Step 6: Final answer
    x = 26,589,777.30

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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.