Home / 28,845,955.80-43,268,933.70-8,651,197.80

Finding the Fourth Proportional to 28,845,955.80, 43,268,933.70 and 8,651,197.80

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Solution

The fourth proportional to 28,845,955.80, 43,268,933.70 and 8,651,197.80 is: 12,976,796.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,845,955.80 : 43,268,933.70 = 8,651,197.80 : x
  2. Step 2: Convert to fraction form
    28,845,955.80/43,268,933.70 = 8,651,197.80/x
  3. Step 3: Cross multiply
    28,845,955.80x = 43,268,933.70 × 8,651,197.80
  4. Step 4: Simplify right side
    28,845,955.80x = 374,328,104,033,785.94
  5. Step 5: Solve for x
    x = 374,328,104,033,785.94/28,845,955.80
  6. Step 6: Final answer
    x = 12,976,796.70

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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.