Home / 9,208,343.76-13,771,055.71-8,189,662.46

Finding the Fourth Proportional to 9,208,343.76, 13,771,055.71 and 8,189,662.46

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Solution

The fourth proportional to 9,208,343.76, 13,771,055.71 and 8,189,662.46 is: 12,247,620.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,208,343.76 : 13,771,055.71 = 8,189,662.46 : x
  2. Step 2: Convert to fraction form
    9,208,343.76/13,771,055.71 = 8,189,662.46/x
  3. Step 3: Cross multiply
    9,208,343.76x = 13,771,055.71 × 8,189,662.46
  4. Step 4: Simplify right side
    9,208,343.76x = 112,780,297,924,137.44
  5. Step 5: Solve for x
    x = 112,780,297,924,137.44/9,208,343.76
  6. Step 6: Final answer
    x = 12,247,620.30

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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.