Home / 13,871,998.83-20,812,619.37-4,650,883.77

Finding the Fourth Proportional to 13,871,998.83, 20,812,619.37 and 4,650,883.77

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Solution

The fourth proportional to 13,871,998.83, 20,812,619.37 and 4,650,883.77 is: 6,977,874.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,871,998.83 : 20,812,619.37 = 4,650,883.77 : x
  2. Step 2: Convert to fraction form
    13,871,998.83/20,812,619.37 = 4,650,883.77/x
  3. Step 3: Cross multiply
    13,871,998.83x = 20,812,619.37 × 4,650,883.77
  4. Step 4: Simplify right side
    13,871,998.83x = 96,797,073,639,120.62
  5. Step 5: Solve for x
    x = 96,797,073,639,120.62/13,871,998.83
  6. Step 6: Final answer
    x = 6,977,874.99

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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.