Home / 7,311,176.31-10,089,738.68-4,047,991.17

Finding the Fourth Proportional to 7,311,176.31, 10,089,738.68 and 4,047,991.17

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Solution

The fourth proportional to 7,311,176.31, 10,089,738.68 and 4,047,991.17 is: 5,586,402.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,311,176.31 : 10,089,738.68 = 4,047,991.17 : x
  2. Step 2: Convert to fraction form
    7,311,176.31/10,089,738.68 = 4,047,991.17/x
  3. Step 3: Cross multiply
    7,311,176.31x = 10,089,738.68 × 4,047,991.17
  4. Step 4: Simplify right side
    7,311,176.31x = 40,843,173,064,007.50
  5. Step 5: Solve for x
    x = 40,843,173,064,007.50/7,311,176.31
  6. Step 6: Final answer
    x = 5,586,402.42

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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.