Home / 12,818,379.86-19,226,375.52-3,597,214.21

Finding the Fourth Proportional to 12,818,379.86, 19,226,375.52 and 3,597,214.21

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Solution

The fourth proportional to 12,818,379.86, 19,226,375.52 and 3,597,214.21 is: 5,395,486.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,818,379.86 : 19,226,375.52 = 3,597,214.21 : x
  2. Step 2: Convert to fraction form
    12,818,379.86/19,226,375.52 = 3,597,214.21/x
  3. Step 3: Cross multiply
    12,818,379.86x = 19,226,375.52 × 3,597,214.21
  4. Step 4: Simplify right side
    12,818,379.86x = 69,161,391,165,784.65
  5. Step 5: Solve for x
    x = 69,161,391,165,784.65/12,818,379.86
  6. Step 6: Final answer
    x = 5,395,486.16

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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.