Finding the Fourth Proportional to 10,440,578.94, 14,409,730.60 and 6,089,665.12
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Solution
The fourth proportional to 10,440,578.94, 14,409,730.60 and 6,089,665.12 is: 8,404,747.89
Step by Step Solution
- Step 1: Write the proportion equation
10,440,578.94 : 14,409,730.60 = 6,089,665.12 : x - Step 2: Convert to fraction form
10,440,578.94/14,409,730.60 = 6,089,665.12/x - Step 3: Cross multiply
10,440,578.94x = 14,409,730.60 × 6,089,665.12 - Step 4: Simplify right side
10,440,578.94x = 87,750,433,823,416.67 - Step 5: Solve for x
x = 87,750,433,823,416.67/10,440,578.94 - Step 6: Final answer
x = 8,404,747.89
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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.