Home / 13,609,848.60-20,414,772.90-5,089,077.90

Finding the Fourth Proportional to 13,609,848.60, 20,414,772.90 and 5,089,077.90

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Solution

The fourth proportional to 13,609,848.60, 20,414,772.90 and 5,089,077.90 is: 7,633,616.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,609,848.60 : 20,414,772.90 = 5,089,077.90 : x
  2. Step 2: Convert to fraction form
    13,609,848.60/20,414,772.90 = 5,089,077.90/x
  3. Step 3: Cross multiply
    13,609,848.60x = 20,414,772.90 × 5,089,077.90
  4. Step 4: Simplify right side
    13,609,848.60x = 103,892,369,598,908.91
  5. Step 5: Solve for x
    x = 103,892,369,598,908.91/13,609,848.60
  6. Step 6: Final answer
    x = 7,633,616.85

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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.