Finding the Fourth Proportional to 10,934,463.37, 15,089,522.09 and 6,288,029.03
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Solution
The fourth proportional to 10,934,463.37, 15,089,522.09 and 6,288,029.03 is: 8,677,458.58
Step by Step Solution
- Step 1: Write the proportion equation
10,934,463.37 : 15,089,522.09 = 6,288,029.03 : x - Step 2: Convert to fraction form
10,934,463.37/15,089,522.09 = 6,288,029.03/x - Step 3: Cross multiply
10,934,463.37x = 15,089,522.09 × 6,288,029.03 - Step 4: Simplify right side
10,934,463.37x = 94,883,352,957,029.94 - Step 5: Solve for x
x = 94,883,352,957,029.94/10,934,463.37 - Step 6: Final answer
x = 8,677,458.58
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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.