Home / 18,318,354-27,477,625.78-10,740,005.34

Finding the Fourth Proportional to 18,318,354, 27,477,625.78 and 10,740,005.34

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Solution

The fourth proportional to 18,318,354, 27,477,625.78 and 10,740,005.34 is: 16,110,063.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,318,354 : 27,477,625.78 = 10,740,005.34 : x
  2. Step 2: Convert to fraction form
    18,318,354/27,477,625.78 = 10,740,005.34/x
  3. Step 3: Cross multiply
    18,318,354x = 27,477,625.78 × 10,740,005.34
  4. Step 4: Simplify right side
    18,318,354x = 295,109,847,607,721.69
  5. Step 5: Solve for x
    x = 295,109,847,607,721.69/18,318,354
  6. Step 6: Final answer
    x = 16,110,063.58

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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.