Home / 7,145,723.43-10,712,559.96-3,099,163.50

Finding the Fourth Proportional to 7,145,723.43, 10,712,559.96 and 3,099,163.50

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Solution

The fourth proportional to 7,145,723.43, 10,712,559.96 and 3,099,163.50 is: 4,646,132.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,145,723.43 : 10,712,559.96 = 3,099,163.50 : x
  2. Step 2: Convert to fraction form
    7,145,723.43/10,712,559.96 = 3,099,163.50/x
  3. Step 3: Cross multiply
    7,145,723.43x = 10,712,559.96 × 3,099,163.50
  4. Step 4: Simplify right side
    7,145,723.43x = 33,199,974,819,593.46
  5. Step 5: Solve for x
    x = 33,199,974,819,593.46/7,145,723.43
  6. Step 6: Final answer
    x = 4,646,132.07

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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.