Home / 17,212,636.68-23,753,961.21-9,477,955.80

Finding the Fourth Proportional to 17,212,636.68, 23,753,961.21 and 9,477,955.80

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Solution

The fourth proportional to 17,212,636.68, 23,753,961.21 and 9,477,955.80 is: 13,079,866.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,212,636.68 : 23,753,961.21 = 9,477,955.80 : x
  2. Step 2: Convert to fraction form
    17,212,636.68/23,753,961.21 = 9,477,955.80/x
  3. Step 3: Cross multiply
    17,212,636.68x = 23,753,961.21 × 9,477,955.80
  4. Step 4: Simplify right side
    17,212,636.68x = 225,138,994,423,294.53
  5. Step 5: Solve for x
    x = 225,138,994,423,294.53/17,212,636.68
  6. Step 6: Final answer
    x = 13,079,866.76

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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.