Home / 8,991,723.42-12,410,046.72-6,683,942.70

Finding the Fourth Proportional to 8,991,723.42, 12,410,046.72 and 6,683,942.70

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Solution

The fourth proportional to 8,991,723.42, 12,410,046.72 and 6,683,942.70 is: 9,224,932.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,991,723.42 : 12,410,046.72 = 6,683,942.70 : x
  2. Step 2: Convert to fraction form
    8,991,723.42/12,410,046.72 = 6,683,942.70/x
  3. Step 3: Cross multiply
    8,991,723.42x = 12,410,046.72 × 6,683,942.70
  4. Step 4: Simplify right side
    8,991,723.42x = 82,948,041,180,802.95
  5. Step 5: Solve for x
    x = 82,948,041,180,802.95/8,991,723.42
  6. Step 6: Final answer
    x = 9,224,932.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.