Home / 5,320,424.40-7,339,554.90-3,143,914.44

Finding the Fourth Proportional to 5,320,424.40, 7,339,554.90 and 3,143,914.44

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Solution

The fourth proportional to 5,320,424.40, 7,339,554.90 and 3,143,914.44 is: 4,337,047.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320,424.40 : 7,339,554.90 = 3,143,914.44 : x
  2. Step 2: Convert to fraction form
    5,320,424.40/7,339,554.90 = 3,143,914.44/x
  3. Step 3: Cross multiply
    5,320,424.40x = 7,339,554.90 × 3,143,914.44
  4. Step 4: Simplify right side
    5,320,424.40x = 23,074,932,633,282.76
  5. Step 5: Solve for x
    x = 23,074,932,633,282.76/5,320,424.40
  6. Step 6: Final answer
    x = 4,337,047.37

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1.5x scale

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.