Home / 8,239,271.40-12,358,907.10-2,559,450.60

Finding the Fourth Proportional to 8,239,271.40, 12,358,907.10 and 2,559,450.60

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Solution

The fourth proportional to 8,239,271.40, 12,358,907.10 and 2,559,450.60 is: 3,839,175.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,239,271.40 : 12,358,907.10 = 2,559,450.60 : x
  2. Step 2: Convert to fraction form
    8,239,271.40/12,358,907.10 = 2,559,450.60/x
  3. Step 3: Cross multiply
    8,239,271.40x = 12,358,907.10 × 2,559,450.60
  4. Step 4: Simplify right side
    8,239,271.40x = 31,632,012,192,439.26
  5. Step 5: Solve for x
    x = 31,632,012,192,439.26/8,239,271.40
  6. Step 6: Final answer
    x = 3,839,175.90

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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.