Home / 7,311,321.45-10,089,938.75-4,048,136.15

Finding the Fourth Proportional to 7,311,321.45, 10,089,938.75 and 4,048,136.15

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Solution

The fourth proportional to 7,311,321.45, 10,089,938.75 and 4,048,136.15 is: 5,586,602.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,311,321.45 : 10,089,938.75 = 4,048,136.15 : x
  2. Step 2: Convert to fraction form
    7,311,321.45/10,089,938.75 = 4,048,136.15/x
  3. Step 3: Cross multiply
    7,311,321.45x = 10,089,938.75 × 4,048,136.15
  4. Step 4: Simplify right side
    7,311,321.45x = 40,845,445,734,470.44
  5. Step 5: Solve for x
    x = 40,845,445,734,470.44/7,311,321.45
  6. Step 6: Final answer
    x = 5,586,602.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.