Finding the Fourth Proportional to 11,190,705.30, 16,794,915.30 and 4,370,545.80
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Solution
The fourth proportional to 11,190,705.30, 16,794,915.30 and 4,370,545.80 is: 6,559,277.95
Step by Step Solution
- Step 1: Write the proportion equation
11,190,705.30 : 16,794,915.30 = 4,370,545.80 : x - Step 2: Convert to fraction form
11,190,705.30/16,794,915.30 = 4,370,545.80/x - Step 3: Cross multiply
11,190,705.30x = 16,794,915.30 × 4,370,545.80 - Step 4: Simplify right side
11,190,705.30x = 73,402,946,525,770.73 - Step 5: Solve for x
x = 73,402,946,525,770.73/11,190,705.30 - Step 6: Final answer
x = 6,559,277.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.