Home / 29,100,915.72-40,158,704.64-16,049,380.86

Finding the Fourth Proportional to 29,100,915.72, 40,158,704.64 and 16,049,380.86

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Solution

The fourth proportional to 29,100,915.72, 40,158,704.64 and 16,049,380.86 is: 22,147,837.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,100,915.72 : 40,158,704.64 = 16,049,380.86 : x
  2. Step 2: Convert to fraction form
    29,100,915.72/40,158,704.64 = 16,049,380.86/x
  3. Step 3: Cross multiply
    29,100,915.72x = 40,158,704.64 × 16,049,380.86
  4. Step 4: Simplify right side
    29,100,915.72x = 644,522,345,611,609.12
  5. Step 5: Solve for x
    x = 644,522,345,611,609.12/29,100,915.72
  6. Step 6: Final answer
    x = 22,147,837.26

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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.