Finding the Fourth Proportional to 10,916,328.96, 15,064,548.48 and 6,021,440.64
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Solution
The fourth proportional to 10,916,328.96, 15,064,548.48 and 6,021,440.64 is: 8,309,596.09
Step by Step Solution
- Step 1: Write the proportion equation
10,916,328.96 : 15,064,548.48 = 6,021,440.64 : x - Step 2: Convert to fraction form
10,916,328.96/15,064,548.48 = 6,021,440.64/x - Step 3: Cross multiply
10,916,328.96x = 15,064,548.48 × 6,021,440.64 - Step 4: Simplify right side
10,916,328.96x = 90,710,284,440,722.22 - Step 5: Solve for x
x = 90,710,284,440,722.22/10,916,328.96 - Step 6: Final answer
x = 8,309,596.09
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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.