Home / 57,160,913.08-85,741,438.20-15,662,143.84

Finding the Fourth Proportional to 57,160,913.08, 85,741,438.20 and 15,662,143.84

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Solution

The fourth proportional to 57,160,913.08, 85,741,438.20 and 15,662,143.84 is: 23,493,234.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,160,913.08 : 85,741,438.20 = 15,662,143.84 : x
  2. Step 2: Convert to fraction form
    57,160,913.08/85,741,438.20 = 15,662,143.84/x
  3. Step 3: Cross multiply
    57,160,913.08x = 85,741,438.20 × 15,662,143.84
  4. Step 4: Simplify right side
    57,160,913.08x = 1,342,894,738,136,870.75
  5. Step 5: Solve for x
    x = 1,342,894,738,136,870.75/57,160,913.08
  6. Step 6: Final answer
    x = 23,493,234.55

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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.