Finding the Fourth Proportional to 8,207,822.08, 12,314,224.02 and 4,368,991.30
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Solution
The fourth proportional to 8,207,822.08, 12,314,224.02 and 4,368,991.30 is: 6,554,812.85
Step by Step Solution
- Step 1: Write the proportion equation
8,207,822.08 : 12,314,224.02 = 4,368,991.30 : x - Step 2: Convert to fraction form
8,207,822.08/12,314,224.02 = 4,368,991.30/x - Step 3: Cross multiply
8,207,822.08x = 12,314,224.02 × 4,368,991.30 - Step 4: Simplify right side
8,207,822.08x = 53,800,737,609,631.02 - Step 5: Solve for x
x = 53,800,737,609,631.02/8,207,822.08 - Step 6: Final answer
x = 6,554,812.85
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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.