Home / 20,907,227.68-31,315,118.64-14,823,518.56

Finding the Fourth Proportional to 20,907,227.68, 31,315,118.64 and 14,823,518.56

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Solution

The fourth proportional to 20,907,227.68, 31,315,118.64 and 14,823,518.56 is: 22,202,859.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,907,227.68 : 31,315,118.64 = 14,823,518.56 : x
  2. Step 2: Convert to fraction form
    20,907,227.68/31,315,118.64 = 14,823,518.56/x
  3. Step 3: Cross multiply
    20,907,227.68x = 31,315,118.64 × 14,823,518.56
  4. Step 4: Simplify right side
    20,907,227.68x = 464,200,242,368,642
  5. Step 5: Solve for x
    x = 464,200,242,368,642/20,907,227.68
  6. Step 6: Final answer
    x = 22,202,859.67

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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.