Finding the Fourth Proportional to 9,552,907.20, 13,169,085.12 and 7,257,082.08
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Solution
The fourth proportional to 9,552,907.20, 13,169,085.12 and 7,257,082.08 is: 10,004,193.45
Step by Step Solution
- Step 1: Write the proportion equation
9,552,907.20 : 13,169,085.12 = 7,257,082.08 : x - Step 2: Convert to fraction form
9,552,907.20/13,169,085.12 = 7,257,082.08/x - Step 3: Cross multiply
9,552,907.20x = 13,169,085.12 × 7,257,082.08 - Step 4: Simplify right side
9,552,907.20x = 95,569,131,634,346.64 - Step 5: Solve for x
x = 95,569,131,634,346.64/9,552,907.20 - Step 6: Final answer
x = 10,004,193.45
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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.