Home / 25,571,861.24-35,297,578.32-20,354,439.86

Finding the Fourth Proportional to 25,571,861.24, 35,297,578.32 and 20,354,439.86

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Solution

The fourth proportional to 25,571,861.24, 35,297,578.32 and 20,354,439.86 is: 28,095,820.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,571,861.24 : 35,297,578.32 = 20,354,439.86 : x
  2. Step 2: Convert to fraction form
    25,571,861.24/35,297,578.32 = 20,354,439.86/x
  3. Step 3: Cross multiply
    25,571,861.24x = 35,297,578.32 × 20,354,439.86
  4. Step 4: Simplify right side
    25,571,861.24x = 718,462,435,118,079.88
  5. Step 5: Solve for x
    x = 718,462,435,118,079.88/25,571,861.24
  6. Step 6: Final answer
    x = 28,095,820.96

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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.