Home / 18,164,220.89-25,072,698.99-10,824,355.67

Finding the Fourth Proportional to 18,164,220.89, 25,072,698.99 and 10,824,355.67

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Solution

The fourth proportional to 18,164,220.89, 25,072,698.99 and 10,824,355.67 is: 14,941,230.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,164,220.89 : 25,072,698.99 = 10,824,355.67 : x
  2. Step 2: Convert to fraction form
    18,164,220.89/25,072,698.99 = 10,824,355.67/x
  3. Step 3: Cross multiply
    18,164,220.89x = 25,072,698.99 × 10,824,355.67
  4. Step 4: Simplify right side
    18,164,220.89x = 271,395,811,474,609.75
  5. Step 5: Solve for x
    x = 271,395,811,474,609.75/18,164,220.89
  6. Step 6: Final answer
    x = 14,941,230.52

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1.5x scale

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.