Home / 5,114,900.30-7,058,629.04-3,021,811.56

Finding the Fourth Proportional to 5,114,900.30, 7,058,629.04 and 3,021,811.56

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Solution

The fourth proportional to 5,114,900.30, 7,058,629.04 and 3,021,811.56 is: 4,170,139.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,114,900.30 : 7,058,629.04 = 3,021,811.56 : x
  2. Step 2: Convert to fraction form
    5,114,900.30/7,058,629.04 = 3,021,811.56/x
  3. Step 3: Cross multiply
    5,114,900.30x = 7,058,629.04 × 3,021,811.56
  4. Step 4: Simplify right side
    5,114,900.30x = 21,329,846,815,714.64
  5. Step 5: Solve for x
    x = 21,329,846,815,714.64/5,114,900.30
  6. Step 6: Final answer
    x = 4,170,139.32

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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.