Home / 5,507,700.21-8,255,643.80-2,663,900.37

Finding the Fourth Proportional to 5,507,700.21, 8,255,643.80 and 2,663,900.37

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Solution

The fourth proportional to 5,507,700.21, 8,255,643.80 and 2,663,900.37 is: 3,992,993.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,507,700.21 : 8,255,643.80 = 2,663,900.37 : x
  2. Step 2: Convert to fraction form
    5,507,700.21/8,255,643.80 = 2,663,900.37/x
  3. Step 3: Cross multiply
    5,507,700.21x = 8,255,643.80 × 2,663,900.37
  4. Step 4: Simplify right side
    5,507,700.21x = 21,992,212,560,088.70
  5. Step 5: Solve for x
    x = 21,992,212,560,088.70/5,507,700.21
  6. Step 6: Final answer
    x = 3,992,993.76

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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.