Home / 7,284,611.86-10,052,845.68-4,021,428.22

Finding the Fourth Proportional to 7,284,611.86, 10,052,845.68 and 4,021,428.22

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Solution

The fourth proportional to 7,284,611.86, 10,052,845.68 and 4,021,428.22 is: 5,549,615.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284,611.86 : 10,052,845.68 = 4,021,428.22 : x
  2. Step 2: Convert to fraction form
    7,284,611.86/10,052,845.68 = 4,021,428.22/x
  3. Step 3: Cross multiply
    7,284,611.86x = 10,052,845.68 × 4,021,428.22
  4. Step 4: Simplify right side
    7,284,611.86x = 40,426,797,308,857.09
  5. Step 5: Solve for x
    x = 40,426,797,308,857.09/7,284,611.86
  6. Step 6: Final answer
    x = 5,549,615.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.