Home / 7,469,076.64-11,196,968.12-2,919,090.72

Finding the Fourth Proportional to 7,469,076.64, 11,196,968.12 and 2,919,090.72

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Solution

The fourth proportional to 7,469,076.64, 11,196,968.12 and 2,919,090.72 is: 4,376,038.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469,076.64 : 11,196,968.12 = 2,919,090.72 : x
  2. Step 2: Convert to fraction form
    7,469,076.64/11,196,968.12 = 2,919,090.72/x
  3. Step 3: Cross multiply
    7,469,076.64x = 11,196,968.12 × 2,919,090.72
  4. Step 4: Simplify right side
    7,469,076.64x = 32,684,965,731,227.85
  5. Step 5: Solve for x
    x = 32,684,965,731,227.85/7,469,076.64
  6. Step 6: Final answer
    x = 4,376,038.34

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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.