Home / 5,239,995.88-7,231,143.14-2,916,851.56

Finding the Fourth Proportional to 5,239,995.88, 7,231,143.14 and 2,916,851.56

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Solution

The fourth proportional to 5,239,995.88, 7,231,143.14 and 2,916,851.56 is: 4,025,226.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,239,995.88 : 7,231,143.14 = 2,916,851.56 : x
  2. Step 2: Convert to fraction form
    5,239,995.88/7,231,143.14 = 2,916,851.56/x
  3. Step 3: Cross multiply
    5,239,995.88x = 7,231,143.14 × 2,916,851.56
  4. Step 4: Simplify right side
    5,239,995.88x = 21,092,171,148,492.30
  5. Step 5: Solve for x
    x = 21,092,171,148,492.30/5,239,995.88
  6. Step 6: Final answer
    x = 4,025,226.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.