Home / 28,845,950.80-43,268,926.20-8,651,192.80

Finding the Fourth Proportional to 28,845,950.80, 43,268,926.20 and 8,651,192.80

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Solution

The fourth proportional to 28,845,950.80, 43,268,926.20 and 8,651,192.80 is: 12,976,789.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,845,950.80 : 43,268,926.20 = 8,651,192.80 : x
  2. Step 2: Convert to fraction form
    28,845,950.80/43,268,926.20 = 8,651,192.80/x
  3. Step 3: Cross multiply
    28,845,950.80x = 43,268,926.20 × 8,651,192.80
  4. Step 4: Simplify right side
    28,845,950.80x = 374,327,822,805,171.44
  5. Step 5: Solve for x
    x = 374,327,822,805,171.44/28,845,950.80
  6. Step 6: Final answer
    x = 12,976,789.20

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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.