Home / 12,273,221.07-18,406,879.16-3,753,631.35

Finding the Fourth Proportional to 12,273,221.07, 18,406,879.16 and 3,753,631.35

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Solution

The fourth proportional to 12,273,221.07, 18,406,879.16 and 3,753,631.35 is: 5,629,544.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,273,221.07 : 18,406,879.16 = 3,753,631.35 : x
  2. Step 2: Convert to fraction form
    12,273,221.07/18,406,879.16 = 3,753,631.35/x
  3. Step 3: Cross multiply
    12,273,221.07x = 18,406,879.16 × 3,753,631.35
  4. Step 4: Simplify right side
    12,273,221.07x = 69,092,638,651,869.52
  5. Step 5: Solve for x
    x = 69,092,638,651,869.52/12,273,221.07
  6. Step 6: Final answer
    x = 5,629,544.05

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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.