Home / 28,996,505.80-43,493,376.30-9,825,382.60

Finding the Fourth Proportional to 28,996,505.80, 43,493,376.30 and 9,825,382.60

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Solution

The fourth proportional to 28,996,505.80, 43,493,376.30 and 9,825,382.60 is: 14,737,605.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,996,505.80 : 43,493,376.30 = 9,825,382.60 : x
  2. Step 2: Convert to fraction form
    28,996,505.80/43,493,376.30 = 9,825,382.60/x
  3. Step 3: Cross multiply
    28,996,505.80x = 43,493,376.30 × 9,825,382.60
  4. Step 4: Simplify right side
    28,996,505.80x = 427,339,062,713,272.31
  5. Step 5: Solve for x
    x = 427,339,062,713,272.31/28,996,505.80
  6. Step 6: Final answer
    x = 14,737,605.48

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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.