Home / 13,471,553.48-20,207,980.64-3,756,147.59

Finding the Fourth Proportional to 13,471,553.48, 20,207,980.64 and 3,756,147.59

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Solution

The fourth proportional to 13,471,553.48, 20,207,980.64 and 3,756,147.59 is: 5,634,402.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,471,553.48 : 20,207,980.64 = 3,756,147.59 : x
  2. Step 2: Convert to fraction form
    13,471,553.48/20,207,980.64 = 3,756,147.59/x
  3. Step 3: Cross multiply
    13,471,553.48x = 20,207,980.64 × 3,756,147.59
  4. Step 4: Simplify right side
    13,471,553.48x = 75,904,157,839,612.97
  5. Step 5: Solve for x
    x = 75,904,157,839,612.97/13,471,553.48
  6. Step 6: Final answer
    x = 5,634,402.74

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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.