Home / 17,212,647.68-23,753,976.39-9,477,966.80

Finding the Fourth Proportional to 17,212,647.68, 23,753,976.39 and 9,477,966.80

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Solution

The fourth proportional to 17,212,647.68, 23,753,976.39 and 9,477,966.80 is: 13,079,881.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,212,647.68 : 23,753,976.39 = 9,477,966.80 : x
  2. Step 2: Convert to fraction form
    17,212,647.68/23,753,976.39 = 9,477,966.80/x
  3. Step 3: Cross multiply
    17,212,647.68x = 23,753,976.39 × 9,477,966.80
  4. Step 4: Simplify right side
    17,212,647.68x = 225,139,399,592,403.88
  5. Step 5: Solve for x
    x = 225,139,399,592,403.88/17,212,647.68
  6. Step 6: Final answer
    x = 13,079,881.94

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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.