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Finding the Fourth Proportional to 50,962,337.60, 76,472,997.60 and 19,052,859.20

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Solution

The fourth proportional to 50,962,337.60, 76,472,997.60 and 19,052,859.20 is: 28,590,314.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,962,337.60 : 76,472,997.60 = 19,052,859.20 : x
  2. Step 2: Convert to fraction form
    50,962,337.60/76,472,997.60 = 19,052,859.20/x
  3. Step 3: Cross multiply
    50,962,337.60x = 76,472,997.60 × 19,052,859.20
  4. Step 4: Simplify right side
    50,962,337.60x = 1,457,029,255,874,737.75
  5. Step 5: Solve for x
    x = 1,457,029,255,874,737.75/50,962,337.60
  6. Step 6: Final answer
    x = 28,590,314.43

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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.