Home / 8,995,666.05-13,489,786.98-3,455,364.33

Finding the Fourth Proportional to 8,995,666.05, 13,489,786.98 and 3,455,364.33

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Solution

The fourth proportional to 8,995,666.05, 13,489,786.98 and 3,455,364.33 is: 5,181,620.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,995,666.05 : 13,489,786.98 = 3,455,364.33 : x
  2. Step 2: Convert to fraction form
    8,995,666.05/13,489,786.98 = 3,455,364.33/x
  3. Step 3: Cross multiply
    8,995,666.05x = 13,489,786.98 × 3,455,364.33
  4. Step 4: Simplify right side
    8,995,666.05x = 46,612,128,749,990.43
  5. Step 5: Solve for x
    x = 46,612,128,749,990.43/8,995,666.05
  6. Step 6: Final answer
    x = 5,181,620.63

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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.