Finding the Fourth Proportional to 8,319,975.93, 12,481,304.92 and 2,562,706.88
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Solution
The fourth proportional to 8,319,975.93, 12,481,304.92 and 2,562,706.88 is: 3,844,473.38
Step by Step Solution
- Step 1: Write the proportion equation
8,319,975.93 : 12,481,304.92 = 2,562,706.88 : x - Step 2: Convert to fraction form
8,319,975.93/12,481,304.92 = 2,562,706.88/x - Step 3: Cross multiply
8,319,975.93x = 12,481,304.92 × 2,562,706.88 - Step 4: Simplify right side
8,319,975.93x = 31,985,925,927,455.32 - Step 5: Solve for x
x = 31,985,925,927,455.32/8,319,975.93 - Step 6: Final answer
x = 3,844,473.38
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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.