Home / 31,503,370.50-47,263,027.37-8,784,267.75

Finding the Fourth Proportional to 31,503,370.50, 47,263,027.37 and 8,784,267.75

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Solution

The fourth proportional to 31,503,370.50, 47,263,027.37 and 8,784,267.75 is: 13,178,624.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,503,370.50 : 47,263,027.37 = 8,784,267.75 : x
  2. Step 2: Convert to fraction form
    31,503,370.50/47,263,027.37 = 8,784,267.75/x
  3. Step 3: Cross multiply
    31,503,370.50x = 47,263,027.37 × 8,784,267.75
  4. Step 4: Simplify right side
    31,503,370.50x = 415,171,087,049,737
  5. Step 5: Solve for x
    x = 415,171,087,049,737/31,503,370.50
  6. Step 6: Final answer
    x = 13,178,624.40

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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.