Home / 7,609,081.65-10,500,935.09-4,171,467.57

Finding the Fourth Proportional to 7,609,081.65, 10,500,935.09 and 4,171,467.57

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Solution

The fourth proportional to 7,609,081.65, 10,500,935.09 and 4,171,467.57 is: 5,756,845.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,609,081.65 : 10,500,935.09 = 4,171,467.57 : x
  2. Step 2: Convert to fraction form
    7,609,081.65/10,500,935.09 = 4,171,467.57/x
  3. Step 3: Cross multiply
    7,609,081.65x = 10,500,935.09 × 4,171,467.57
  4. Step 4: Simplify right side
    7,609,081.65x = 43,804,310,161,752.70
  5. Step 5: Solve for x
    x = 43,804,310,161,752.70/7,609,081.65
  6. Step 6: Final answer
    x = 5,756,845.86

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Double scale
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1.5x scale

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.