Finding the Fourth Proportional to 8,952,857.63, 13,432,611.69 and 6,218,964.53
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Solution
The fourth proportional to 8,952,857.63, 13,432,611.69 and 6,218,964.53 is: 9,330,756.63
Step by Step Solution
- Step 1: Write the proportion equation
8,952,857.63 : 13,432,611.69 = 6,218,964.53 : x - Step 2: Convert to fraction form
8,952,857.63/13,432,611.69 = 6,218,964.53/x - Step 3: Cross multiply
8,952,857.63x = 13,432,611.69 × 6,218,964.53 - Step 4: Simplify right side
8,952,857.63x = 83,536,935,645,373.36 - Step 5: Solve for x
x = 83,536,935,645,373.36/8,952,857.63 - Step 6: Final answer
x = 9,330,756.63
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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.