Home / 7,497,890.72-10,347,189.57-4,190,039.56

Finding the Fourth Proportional to 7,497,890.72, 10,347,189.57 and 4,190,039.56

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Solution

The fourth proportional to 7,497,890.72, 10,347,189.57 and 4,190,039.56 is: 5,782,310.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,497,890.72 : 10,347,189.57 = 4,190,039.56 : x
  2. Step 2: Convert to fraction form
    7,497,890.72/10,347,189.57 = 4,190,039.56/x
  3. Step 3: Cross multiply
    7,497,890.72x = 10,347,189.57 × 4,190,039.56
  4. Step 4: Simplify right side
    7,497,890.72x = 43,355,133,607,251.41
  5. Step 5: Solve for x
    x = 43,355,133,607,251.41/7,497,890.72
  6. Step 6: Final answer
    x = 5,782,310.69

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Double scale
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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.