Home / 6,089,883.81-9,136,865.10-1,991,393.91

Finding the Fourth Proportional to 6,089,883.81, 9,136,865.10 and 1,991,393.91

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Solution

The fourth proportional to 6,089,883.81, 9,136,865.10 and 1,991,393.91 is: 2,987,757.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,089,883.81 : 9,136,865.10 = 1,991,393.91 : x
  2. Step 2: Convert to fraction form
    6,089,883.81/9,136,865.10 = 1,991,393.91/x
  3. Step 3: Cross multiply
    6,089,883.81x = 9,136,865.10 × 1,991,393.91
  4. Step 4: Simplify right side
    6,089,883.81x = 18,195,097,516,631.54
  5. Step 5: Solve for x
    x = 18,195,097,516,631.54/6,089,883.81
  6. Step 6: Final answer
    x = 2,987,757.74

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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.