Home / 26,419,933.20-39,629,899.80-19,216,246.80

Finding the Fourth Proportional to 26,419,933.20, 39,629,899.80 and 19,216,246.80

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Solution

The fourth proportional to 26,419,933.20, 39,629,899.80 and 19,216,246.80 is: 28,824,370.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,419,933.20 : 39,629,899.80 = 19,216,246.80 : x
  2. Step 2: Convert to fraction form
    26,419,933.20/39,629,899.80 = 19,216,246.80/x
  3. Step 3: Cross multiply
    26,419,933.20x = 39,629,899.80 × 19,216,246.80
  4. Step 4: Simplify right side
    26,419,933.20x = 761,537,935,216,070.62
  5. Step 5: Solve for x
    x = 761,537,935,216,070.62/26,419,933.20
  6. Step 6: Final answer
    x = 28,824,370.20

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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.