Home / 8,374,911.40-12,562,367.10-7,004,974.60

Finding the Fourth Proportional to 8,374,911.40, 12,562,367.10 and 7,004,974.60

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Solution

The fourth proportional to 8,374,911.40, 12,562,367.10 and 7,004,974.60 is: 10,507,461.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,374,911.40 : 12,562,367.10 = 7,004,974.60 : x
  2. Step 2: Convert to fraction form
    8,374,911.40/12,562,367.10 = 7,004,974.60/x
  3. Step 3: Cross multiply
    8,374,911.40x = 12,562,367.10 × 7,004,974.60
  4. Step 4: Simplify right side
    8,374,911.40x = 87,999,062,451,375.66
  5. Step 5: Solve for x
    x = 87,999,062,451,375.66/8,374,911.40
  6. Step 6: Final answer
    x = 10,507,461.90

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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.