Finding the Fourth Proportional to 9,269,075.70, 13,903,613.55 and 2,879,277.30
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Solution
The fourth proportional to 9,269,075.70, 13,903,613.55 and 2,879,277.30 is: 4,318,915.95
Step by Step Solution
- Step 1: Write the proportion equation
9,269,075.70 : 13,903,613.55 = 2,879,277.30 : x - Step 2: Convert to fraction form
9,269,075.70/13,903,613.55 = 2,879,277.30/x - Step 3: Cross multiply
9,269,075.70x = 13,903,613.55 × 2,879,277.30 - Step 4: Simplify right side
9,269,075.70x = 40,032,358,882,487.41 - Step 5: Solve for x
x = 40,032,358,882,487.41/9,269,075.70 - Step 6: Final answer
x = 4,318,915.95
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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.