Home / 12,704,429.88-19,045,929.06-5,510,544.84

Finding the Fourth Proportional to 12,704,429.88, 19,045,929.06 and 5,510,544.84

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Solution

The fourth proportional to 12,704,429.88, 19,045,929.06 and 5,510,544.84 is: 8,261,169.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,704,429.88 : 19,045,929.06 = 5,510,544.84 : x
  2. Step 2: Convert to fraction form
    12,704,429.88/19,045,929.06 = 5,510,544.84/x
  3. Step 3: Cross multiply
    12,704,429.88x = 19,045,929.06 × 5,510,544.84
  4. Step 4: Simplify right side
    12,704,429.88x = 104,953,446,104,589.05
  5. Step 5: Solve for x
    x = 104,953,446,104,589.05/12,704,429.88
  6. Step 6: Final answer
    x = 8,261,169.30

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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.