Finding the Fourth Proportional to 9,689,482.48, 14,520,512.88 and 5,373,431.08
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Solution
The fourth proportional to 9,689,482.48, 14,520,512.88 and 5,373,431.08 is: 8,052,543.09
Step by Step Solution
- Step 1: Write the proportion equation
9,689,482.48 : 14,520,512.88 = 5,373,431.08 : x - Step 2: Convert to fraction form
9,689,482.48/14,520,512.88 = 5,373,431.08/x - Step 3: Cross multiply
9,689,482.48x = 14,520,512.88 × 5,373,431.08 - Step 4: Simplify right side
9,689,482.48x = 78,024,975,206,932.31 - Step 5: Solve for x
x = 78,024,975,206,932.31/9,689,482.48 - Step 6: Final answer
x = 8,052,543.09
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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.