Finding the Fourth Proportional to 8,750,366.42, 12,075,506.53 and 4,830,123.96
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Solution
The fourth proportional to 8,750,366.42, 12,075,506.53 and 4,830,123.96 is: 6,665,571.55
Step by Step Solution
- Step 1: Write the proportion equation
8,750,366.42 : 12,075,506.53 = 4,830,123.96 : x - Step 2: Convert to fraction form
8,750,366.42/12,075,506.53 = 4,830,123.96/x - Step 3: Cross multiply
8,750,366.42x = 12,075,506.53 × 4,830,123.96 - Step 4: Simplify right side
8,750,366.42x = 58,326,193,407,614.15 - Step 5: Solve for x
x = 58,326,193,407,614.15/8,750,366.42 - Step 6: Final answer
x = 6,665,571.55
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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.