Home / 14,284,737.88-19,709,871.30-8,485,474.84

Finding the Fourth Proportional to 14,284,737.88, 19,709,871.30 and 8,485,474.84

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Solution

The fourth proportional to 14,284,737.88, 19,709,871.30 and 8,485,474.84 is: 11,708,133.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,284,737.88 : 19,709,871.30 = 8,485,474.84 : x
  2. Step 2: Convert to fraction form
    14,284,737.88/19,709,871.30 = 8,485,474.84/x
  3. Step 3: Cross multiply
    14,284,737.88x = 19,709,871.30 × 8,485,474.84
  4. Step 4: Simplify right side
    14,284,737.88x = 167,247,617,015,788.09
  5. Step 5: Solve for x
    x = 167,247,617,015,788.09/14,284,737.88
  6. Step 6: Final answer
    x = 11,708,133.42

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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.