Home / 12,294,618.24-18,444,669.12-3,775,814.40

Finding the Fourth Proportional to 12,294,618.24, 18,444,669.12 and 3,775,814.40

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Solution

The fourth proportional to 12,294,618.24, 18,444,669.12 and 3,775,814.40 is: 5,664,563.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,294,618.24 : 18,444,669.12 = 3,775,814.40 : x
  2. Step 2: Convert to fraction form
    12,294,618.24/18,444,669.12 = 3,775,814.40/x
  3. Step 3: Cross multiply
    12,294,618.24x = 18,444,669.12 × 3,775,814.40
  4. Step 4: Simplify right side
    12,294,618.24x = 69,643,647,266,531.33
  5. Step 5: Solve for x
    x = 69,643,647,266,531.33/12,294,618.24
  6. Step 6: Final answer
    x = 5,664,563.63

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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.