Home / 29,217,811.20-43,826,716.80-7,942,675.20

Finding the Fourth Proportional to 29,217,811.20, 43,826,716.80 and 7,942,675.20

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Solution

The fourth proportional to 29,217,811.20, 43,826,716.80 and 7,942,675.20 is: 11,914,012.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,217,811.20 : 43,826,716.80 = 7,942,675.20 : x
  2. Step 2: Convert to fraction form
    29,217,811.20/43,826,716.80 = 7,942,675.20/x
  3. Step 3: Cross multiply
    29,217,811.20x = 43,826,716.80 × 7,942,675.20
  4. Step 4: Simplify right side
    29,217,811.20x = 348,101,376,624,783.38
  5. Step 5: Solve for x
    x = 348,101,376,624,783.38/29,217,811.20
  6. Step 6: Final answer
    x = 11,914,012.80

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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.