Home / 69,089,796.16-103,670,560.96-28,179,249.28

Finding the Fourth Proportional to 69,089,796.16, 103,670,560.96 and 28,179,249.28

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Solution

The fourth proportional to 69,089,796.16, 103,670,560.96 and 28,179,249.28 is: 42,283,502.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,089,796.16 : 103,670,560.96 = 28,179,249.28 : x
  2. Step 2: Convert to fraction form
    69,089,796.16/103,670,560.96 = 28,179,249.28/x
  3. Step 3: Cross multiply
    69,089,796.16x = 103,670,560.96 × 28,179,249.28
  4. Step 4: Simplify right side
    69,089,796.16x = 2,921,358,580,289,276
  5. Step 5: Solve for x
    x = 2,921,358,580,289,276/69,089,796.16
  6. Step 6: Final answer
    x = 42,283,502.67

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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.