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Finding the Fourth Proportional to 33,934,697.79, 50,862,188.45 and 15,700,375.80

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Solution

The fourth proportional to 33,934,697.79, 50,862,188.45 and 15,700,375.80 is: 23,532,122.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,934,697.79 : 50,862,188.45 = 15,700,375.80 : x
  2. Step 2: Convert to fraction form
    33,934,697.79/50,862,188.45 = 15,700,375.80/x
  3. Step 3: Cross multiply
    33,934,697.79x = 50,862,188.45 × 15,700,375.80
  4. Step 4: Simplify right side
    33,934,697.79x = 798,555,472,714,670.50
  5. Step 5: Solve for x
    x = 798,555,472,714,670.50/33,934,697.79
  6. Step 6: Final answer
    x = 23,532,122.72

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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.