Home / 10,527,247.89-15,768,843.75-8,466,772.32

Finding the Fourth Proportional to 10,527,247.89, 15,768,843.75 and 8,466,772.32

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Solution

The fourth proportional to 10,527,247.89, 15,768,843.75 and 8,466,772.32 is: 12,682,441.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,527,247.89 : 15,768,843.75 = 8,466,772.32 : x
  2. Step 2: Convert to fraction form
    10,527,247.89/15,768,843.75 = 8,466,772.32/x
  3. Step 3: Cross multiply
    10,527,247.89x = 15,768,843.75 × 8,466,772.32
  4. Step 4: Simplify right side
    10,527,247.89x = 133,511,209,780,905
  5. Step 5: Solve for x
    x = 133,511,209,780,905/10,527,247.89
  6. Step 6: Final answer
    x = 12,682,441.90

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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.