Home / 7,178,140.62-10,741,917.87-4,483,734.75

Finding the Fourth Proportional to 7,178,140.62, 10,741,917.87 and 4,483,734.75

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Solution

The fourth proportional to 7,178,140.62, 10,741,917.87 and 4,483,734.75 is: 6,709,803.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,178,140.62 : 10,741,917.87 = 4,483,734.75 : x
  2. Step 2: Convert to fraction form
    7,178,140.62/10,741,917.87 = 4,483,734.75/x
  3. Step 3: Cross multiply
    7,178,140.62x = 10,741,917.87 × 4,483,734.75
  4. Step 4: Simplify right side
    7,178,140.62x = 48,163,910,435,364.98
  5. Step 5: Solve for x
    x = 48,163,910,435,364.98/7,178,140.62
  6. Step 6: Final answer
    x = 6,709,803.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.