Finding the Fourth Proportional to 11,523,211.66, 15,902,669.82 and 6,366,462.49
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Solution
The fourth proportional to 11,523,211.66, 15,902,669.82 and 6,366,462.49 is: 8,786,070.58
Step by Step Solution
- Step 1: Write the proportion equation
11,523,211.66 : 15,902,669.82 = 6,366,462.49 : x - Step 2: Convert to fraction form
11,523,211.66/15,902,669.82 = 6,366,462.49/x - Step 3: Cross multiply
11,523,211.66x = 15,902,669.82 × 6,366,462.49 - Step 4: Simplify right side
11,523,211.66x = 101,243,750,899,885.06 - Step 5: Solve for x
x = 101,243,750,899,885.06/11,523,211.66 - Step 6: Final answer
x = 8,786,070.58
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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.