Home / 8,197,845.60-12,296,768.40-8,071,874.40

Finding the Fourth Proportional to 8,197,845.60, 12,296,768.40 and 8,071,874.40

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Solution

The fourth proportional to 8,197,845.60, 12,296,768.40 and 8,071,874.40 is: 12,107,811.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,197,845.60 : 12,296,768.40 = 8,071,874.40 : x
  2. Step 2: Convert to fraction form
    8,197,845.60/12,296,768.40 = 8,071,874.40/x
  3. Step 3: Cross multiply
    8,197,845.60x = 12,296,768.40 × 8,071,874.40
  4. Step 4: Simplify right side
    8,197,845.60x = 99,257,970,050,688.97
  5. Step 5: Solve for x
    x = 99,257,970,050,688.97/8,197,845.60
  6. Step 6: Final answer
    x = 12,107,811.60

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1.5x scale

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.