Home / 8,857,007.80-13,285,511.70-4,815,431.80

Finding the Fourth Proportional to 8,857,007.80, 13,285,511.70 and 4,815,431.80

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Solution

The fourth proportional to 8,857,007.80, 13,285,511.70 and 4,815,431.80 is: 7,223,147.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857,007.80 : 13,285,511.70 = 4,815,431.80 : x
  2. Step 2: Convert to fraction form
    8,857,007.80/13,285,511.70 = 4,815,431.80/x
  3. Step 3: Cross multiply
    8,857,007.80x = 13,285,511.70 × 4,815,431.80
  4. Step 4: Simplify right side
    8,857,007.80x = 63,975,475,519,452.05
  5. Step 5: Solve for x
    x = 63,975,475,519,452.05/8,857,007.80
  6. Step 6: Final answer
    x = 7,223,147.70

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Similar ratio
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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.