Home / 20,392,553.08-30,588,824.13-7,614,054.28

Finding the Fourth Proportional to 20,392,553.08, 30,588,824.13 and 7,614,054.28

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Solution

The fourth proportional to 20,392,553.08, 30,588,824.13 and 7,614,054.28 is: 11,421,079.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,392,553.08 : 30,588,824.13 = 7,614,054.28 : x
  2. Step 2: Convert to fraction form
    20,392,553.08/30,588,824.13 = 7,614,054.28/x
  3. Step 3: Cross multiply
    20,392,553.08x = 30,588,824.13 × 7,614,054.28
  4. Step 4: Simplify right side
    20,392,553.08x = 232,904,967,287,193.78
  5. Step 5: Solve for x
    x = 232,904,967,287,193.78/20,392,553.08
  6. Step 6: Final answer
    x = 11,421,079.37

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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.