Home / 7,609,661.32-10,501,993.55-4,172,566.65

Finding the Fourth Proportional to 7,609,661.32, 10,501,993.55 and 4,172,566.65

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Solution

The fourth proportional to 7,609,661.32, 10,501,993.55 and 4,172,566.65 is: 5,758,504.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,609,661.32 : 10,501,993.55 = 4,172,566.65 : x
  2. Step 2: Convert to fraction form
    7,609,661.32/10,501,993.55 = 4,172,566.65/x
  3. Step 3: Cross multiply
    7,609,661.32x = 10,501,993.55 × 4,172,566.65
  4. Step 4: Simplify right side
    7,609,661.32x = 43,820,268,024,382.27
  5. Step 5: Solve for x
    x = 43,820,268,024,382.27/7,609,661.32
  6. Step 6: Final answer
    x = 5,758,504.38

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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.