Home / 8,085,685.60-12,120,363.60-4,035,944.80

Finding the Fourth Proportional to 8,085,685.60, 12,120,363.60 and 4,035,944.80

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Solution

The fourth proportional to 8,085,685.60, 12,120,363.60 and 4,035,944.80 is: 6,049,841.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,685.60 : 12,120,363.60 = 4,035,944.80 : x
  2. Step 2: Convert to fraction form
    8,085,685.60/12,120,363.60 = 4,035,944.80/x
  3. Step 3: Cross multiply
    8,085,685.60x = 12,120,363.60 × 4,035,944.80
  4. Step 4: Simplify right side
    8,085,685.60x = 48,917,118,445,529.27
  5. Step 5: Solve for x
    x = 48,917,118,445,529.27/8,085,685.60
  6. Step 6: Final answer
    x = 6,049,841.77

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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.