Home / 15,687,319.20-23,530,978.80-4,327,749.60

Finding the Fourth Proportional to 15,687,319.20, 23,530,978.80 and 4,327,749.60

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Solution

The fourth proportional to 15,687,319.20, 23,530,978.80 and 4,327,749.60 is: 6,491,624.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,687,319.20 : 23,530,978.80 = 4,327,749.60 : x
  2. Step 2: Convert to fraction form
    15,687,319.20/23,530,978.80 = 4,327,749.60/x
  3. Step 3: Cross multiply
    15,687,319.20x = 23,530,978.80 × 4,327,749.60
  4. Step 4: Simplify right side
    15,687,319.20x = 101,836,184,089,308.47
  5. Step 5: Solve for x
    x = 101,836,184,089,308.47/15,687,319.20
  6. Step 6: Final answer
    x = 6,491,624.40

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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.