Home / 9,072,498.40-13,608,747.60-8,470,198.60

Finding the Fourth Proportional to 9,072,498.40, 13,608,747.60 and 8,470,198.60

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Solution

The fourth proportional to 9,072,498.40, 13,608,747.60 and 8,470,198.60 is: 12,705,297.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,498.40 : 13,608,747.60 = 8,470,198.60 : x
  2. Step 2: Convert to fraction form
    9,072,498.40/13,608,747.60 = 8,470,198.60/x
  3. Step 3: Cross multiply
    9,072,498.40x = 13,608,747.60 × 8,470,198.60
  4. Step 4: Simplify right side
    9,072,498.40x = 115,268,794,869,273.36
  5. Step 5: Solve for x
    x = 115,268,794,869,273.36/9,072,498.40
  6. Step 6: Final answer
    x = 12,705,297.90

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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.