Home / 7,470,760.79-10,379,250.91-7,381,181.27

Finding the Fourth Proportional to 7,470,760.79, 10,379,250.91 and 7,381,181.27

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Solution

The fourth proportional to 7,470,760.79, 10,379,250.91 and 7,381,181.27 is: 10,254,796.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,470,760.79 : 10,379,250.91 = 7,381,181.27 : x
  2. Step 2: Convert to fraction form
    7,470,760.79/10,379,250.91 = 7,381,181.27/x
  3. Step 3: Cross multiply
    7,470,760.79x = 10,379,250.91 × 7,381,181.27
  4. Step 4: Simplify right side
    7,470,760.79x = 76,611,132,413,522.45
  5. Step 5: Solve for x
    x = 76,611,132,413,522.45/7,470,760.79
  6. Step 6: Final answer
    x = 10,254,796.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.