Home / 8,194,621.60-12,291,932.40-4,611,440.80

Finding the Fourth Proportional to 8,194,621.60, 12,291,932.40 and 4,611,440.80

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Solution

The fourth proportional to 8,194,621.60, 12,291,932.40 and 4,611,440.80 is: 6,917,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,194,621.60 : 12,291,932.40 = 4,611,440.80 : x
  2. Step 2: Convert to fraction form
    8,194,621.60/12,291,932.40 = 4,611,440.80/x
  3. Step 3: Cross multiply
    8,194,621.60x = 12,291,932.40 × 4,611,440.80
  4. Step 4: Simplify right side
    8,194,621.60x = 56,683,518,580,201.92
  5. Step 5: Solve for x
    x = 56,683,518,580,201.92/8,194,621.60
  6. Step 6: Final answer
    x = 6,917,161.20

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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.