Home / 6,635,423.87-9,155,034.46-4,279,624.77

Finding the Fourth Proportional to 6,635,423.87, 9,155,034.46 and 4,279,624.77

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Solution

The fourth proportional to 6,635,423.87, 9,155,034.46 and 4,279,624.77 is: 5,904,688.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,635,423.87 : 9,155,034.46 = 4,279,624.77 : x
  2. Step 2: Convert to fraction form
    6,635,423.87/9,155,034.46 = 4,279,624.77/x
  3. Step 3: Cross multiply
    6,635,423.87x = 9,155,034.46 × 4,279,624.77
  4. Step 4: Simplify right side
    6,635,423.87x = 39,180,112,245,219.57
  5. Step 5: Solve for x
    x = 39,180,112,245,219.57/6,635,423.87
  6. Step 6: Final answer
    x = 5,904,688.68

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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.