Finding the Fourth Proportional to 5,416,084.92, 8,075,706.14 and 5,267,281.44
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Solution
The fourth proportional to 5,416,084.92, 8,075,706.14 and 5,267,281.44 is: 7,853,831.26
Step by Step Solution
- Step 1: Write the proportion equation
5,416,084.92 : 8,075,706.14 = 5,267,281.44 : x - Step 2: Convert to fraction form
5,416,084.92/8,075,706.14 = 5,267,281.44/x - Step 3: Cross multiply
5,416,084.92x = 8,075,706.14 × 5,267,281.44 - Step 4: Simplify right side
5,416,084.92x = 42,537,017,066,116.05 - Step 5: Solve for x
x = 42,537,017,066,116.05/5,416,084.92 - Step 6: Final answer
x = 7,853,831.26
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.