Home / 53,483,141.96-80,201,351.28-18,928,059.02

Finding the Fourth Proportional to 53,483,141.96, 80,201,351.28 and 18,928,059.02

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Solution

The fourth proportional to 53,483,141.96, 80,201,351.28 and 18,928,059.02 is: 28,383,820.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,483,141.96 : 80,201,351.28 = 18,928,059.02 : x
  2. Step 2: Convert to fraction form
    53,483,141.96/80,201,351.28 = 18,928,059.02/x
  3. Step 3: Cross multiply
    53,483,141.96x = 80,201,351.28 × 18,928,059.02
  4. Step 4: Simplify right side
    53,483,141.96x = 1,518,055,910,511,592.50
  5. Step 5: Solve for x
    x = 1,518,055,910,511,592.50/53,483,141.96
  6. Step 6: Final answer
    x = 28,383,820.67

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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.