Finding the Fourth Proportional to 7,311,320.44, 10,089,937.34 and 4,048,135.14
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Solution
The fourth proportional to 7,311,320.44, 10,089,937.34 and 4,048,135.14 is: 5,586,600.98
Step by Step Solution
- Step 1: Write the proportion equation
7,311,320.44 : 10,089,937.34 = 4,048,135.14 : x - Step 2: Convert to fraction form
7,311,320.44/10,089,937.34 = 4,048,135.14/x - Step 3: Cross multiply
7,311,320.44x = 10,089,937.34 × 4,048,135.14 - Step 4: Simplify right side
7,311,320.44x = 40,845,429,906,452.12 - Step 5: Solve for x
x = 40,845,429,906,452.12/7,311,320.44 - Step 6: Final answer
x = 5,586,600.98
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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.