Home / 20,590,162.13-30,885,481.04-6,213,354.48

Finding the Fourth Proportional to 20,590,162.13, 30,885,481.04 and 6,213,354.48

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Solution

The fourth proportional to 20,590,162.13, 30,885,481.04 and 6,213,354.48 is: 9,320,103.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,590,162.13 : 30,885,481.04 = 6,213,354.48 : x
  2. Step 2: Convert to fraction form
    20,590,162.13/30,885,481.04 = 6,213,354.48/x
  3. Step 3: Cross multiply
    20,590,162.13x = 30,885,481.04 × 6,213,354.48
  4. Step 4: Simplify right side
    20,590,162.13x = 191,902,441,955,772.31
  5. Step 5: Solve for x
    x = 191,902,441,955,772.31/20,590,162.13
  6. Step 6: Final answer
    x = 9,320,103.49

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1.5x scale

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.