Home / 7,311,173.57-10,089,734.76-4,047,988.20

Finding the Fourth Proportional to 7,311,173.57, 10,089,734.76 and 4,047,988.20

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Solution

The fourth proportional to 7,311,173.57, 10,089,734.76 and 4,047,988.20 is: 5,586,398.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,311,173.57 : 10,089,734.76 = 4,047,988.20 : x
  2. Step 2: Convert to fraction form
    7,311,173.57/10,089,734.76 = 4,047,988.20/x
  3. Step 3: Cross multiply
    7,311,173.57x = 10,089,734.76 × 4,047,988.20
  4. Step 4: Simplify right side
    7,311,173.57x = 40,843,127,211,773.33
  5. Step 5: Solve for x
    x = 40,843,127,211,773.33/7,311,173.57
  6. Step 6: Final answer
    x = 5,586,398.25

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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.