Finding the Fourth Proportional to 11,521,662.96, 15,899,615.64 and 6,365,518.32
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Solution
The fourth proportional to 11,521,662.96, 15,899,615.64 and 6,365,518.32 is: 8,784,261.00
Step by Step Solution
- Step 1: Write the proportion equation
11,521,662.96 : 15,899,615.64 = 6,365,518.32 : x - Step 2: Convert to fraction form
11,521,662.96/15,899,615.64 = 6,365,518.32/x - Step 3: Cross multiply
11,521,662.96x = 15,899,615.64 × 6,365,518.32 - Step 4: Simplify right side
11,521,662.96x = 101,209,294,637,378.53 - Step 5: Solve for x
x = 101,209,294,637,378.53/11,521,662.96 - Step 6: Final answer
x = 8,784,261.00
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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.