Home / 28,996,896.45-43,495,344.68-19,441,747.65

Finding the Fourth Proportional to 28,996,896.45, 43,495,344.68 and 19,441,747.65

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Solution

The fourth proportional to 28,996,896.45, 43,495,344.68 and 19,441,747.65 is: 29,162,621.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,996,896.45 : 43,495,344.68 = 19,441,747.65 : x
  2. Step 2: Convert to fraction form
    28,996,896.45/43,495,344.68 = 19,441,747.65/x
  3. Step 3: Cross multiply
    28,996,896.45x = 43,495,344.68 × 19,441,747.65
  4. Step 4: Simplify right side
    28,996,896.45x = 845,625,515,121,121.12
  5. Step 5: Solve for x
    x = 845,625,515,121,121.12/28,996,896.45
  6. Step 6: Final answer
    x = 29,162,621.48

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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.