Home / 7,783,336.47-11,664,877.98-3,166,942.86

Finding the Fourth Proportional to 7,783,336.47, 11,664,877.98 and 3,166,942.86

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Solution

The fourth proportional to 7,783,336.47, 11,664,877.98 and 3,166,942.86 is: 4,746,293.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,783,336.47 : 11,664,877.98 = 3,166,942.86 : x
  2. Step 2: Convert to fraction form
    7,783,336.47/11,664,877.98 = 3,166,942.86/x
  3. Step 3: Cross multiply
    7,783,336.47x = 11,664,877.98 × 3,166,942.86
  4. Step 4: Simplify right side
    7,783,336.47x = 36,942,001,973,207.84
  5. Step 5: Solve for x
    x = 36,942,001,973,207.84/7,783,336.47
  6. Step 6: Final answer
    x = 4,746,293.84

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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.