Finding the Fourth Proportional to 6,370,133.04, 8,791,651.36 and 3,757,375.18
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Solution
The fourth proportional to 6,370,133.04, 8,791,651.36 and 3,757,375.18 is: 5,185,689.59
Step by Step Solution
- Step 1: Write the proportion equation
6,370,133.04 : 8,791,651.36 = 3,757,375.18 : x - Step 2: Convert to fraction form
6,370,133.04/8,791,651.36 = 3,757,375.18/x - Step 3: Cross multiply
6,370,133.04x = 8,791,651.36 × 3,757,375.18 - Step 4: Simplify right side
6,370,133.04x = 33,033,532,611,277.24 - Step 5: Solve for x
x = 33,033,532,611,277.24/6,370,133.04 - Step 6: Final answer
x = 5,185,689.59
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.