Home / 12,766,211.42-17,617,351.66-6,964,993.67

Finding the Fourth Proportional to 12,766,211.42, 17,617,351.66 and 6,964,993.67

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Solution

The fourth proportional to 12,766,211.42, 17,617,351.66 and 6,964,993.67 is: 9,611,680.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,766,211.42 : 17,617,351.66 = 6,964,993.67 : x
  2. Step 2: Convert to fraction form
    12,766,211.42/17,617,351.66 = 6,964,993.67/x
  3. Step 3: Cross multiply
    12,766,211.42x = 17,617,351.66 × 6,964,993.67
  4. Step 4: Simplify right side
    12,766,211.42x = 122,704,742,759,239.03
  5. Step 5: Solve for x
    x = 122,704,742,759,239.03/12,766,211.42
  6. Step 6: Final answer
    x = 9,611,680.30

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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.