Home / 6,870,874.80-9,485,488.40-5,297,570.41

Finding the Fourth Proportional to 6,870,874.80, 9,485,488.40 and 5,297,570.41

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Solution

The fourth proportional to 6,870,874.80, 9,485,488.40 and 5,297,570.41 is: 7,313,485.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,870,874.80 : 9,485,488.40 = 5,297,570.41 : x
  2. Step 2: Convert to fraction form
    6,870,874.80/9,485,488.40 = 5,297,570.41/x
  3. Step 3: Cross multiply
    6,870,874.80x = 9,485,488.40 × 5,297,570.41
  4. Step 4: Simplify right side
    6,870,874.80x = 50,250,042,672,238.25
  5. Step 5: Solve for x
    x = 50,250,042,672,238.25/6,870,874.80
  6. Step 6: Final answer
    x = 7,313,485.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.