Home / 12,317,782.77-18,479,314.95-3,682,559.07

Finding the Fourth Proportional to 12,317,782.77, 18,479,314.95 and 3,682,559.07

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Solution

The fourth proportional to 12,317,782.77, 18,479,314.95 and 3,682,559.07 is: 5,524,628.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,317,782.77 : 18,479,314.95 = 3,682,559.07 : x
  2. Step 2: Convert to fraction form
    12,317,782.77/18,479,314.95 = 3,682,559.07/x
  3. Step 3: Cross multiply
    12,317,782.77x = 18,479,314.95 × 3,682,559.07
  4. Step 4: Simplify right side
    12,317,782.77x = 68,051,168,876,509.09
  5. Step 5: Solve for x
    x = 68,051,168,876,509.09/12,317,782.77
  6. Step 6: Final answer
    x = 5,524,628.10

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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.