Finding the Fourth Proportional to 11,243,225.18, 15,515,655.93 and 6,086,586.72
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Solution
The fourth proportional to 11,243,225.18, 15,515,655.93 and 6,086,586.72 is: 8,399,492.48
Step by Step Solution
- Step 1: Write the proportion equation
11,243,225.18 : 15,515,655.93 = 6,086,586.72 : x - Step 2: Convert to fraction form
11,243,225.18/15,515,655.93 = 6,086,586.72/x - Step 3: Cross multiply
11,243,225.18x = 15,515,655.93 × 6,086,586.72 - Step 4: Simplify right side
11,243,225.18x = 94,437,385,335,627.25 - Step 5: Solve for x
x = 94,437,385,335,627.25/11,243,225.18 - Step 6: Final answer
x = 8,399,492.48
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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.