Finding the Fourth Proportional to 11,063,965.49, 16,586,482.22 and 4,245,431.84
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Solution
The fourth proportional to 11,063,965.49, 16,586,482.22 and 4,245,431.84 is: 6,364,515.49
Step by Step Solution
- Step 1: Write the proportion equation
11,063,965.49 : 16,586,482.22 = 4,245,431.84 : x - Step 2: Convert to fraction form
11,063,965.49/16,586,482.22 = 4,245,431.84/x - Step 3: Cross multiply
11,063,965.49x = 16,586,482.22 × 4,245,431.84 - Step 4: Simplify right side
11,063,965.49x = 70,416,779,709,154.72 - Step 5: Solve for x
x = 70,416,779,709,154.72/11,063,965.49 - Step 6: Final answer
x = 6,364,515.49
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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.