Finding the Fourth Proportional to 6,263,681.26, 8,643,733.10 and 3,685,529.02
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Solution
The fourth proportional to 6,263,681.26, 8,643,733.10 and 3,685,529.02 is: 5,085,943.53
Step by Step Solution
- Step 1: Write the proportion equation
6,263,681.26 : 8,643,733.10 = 3,685,529.02 : x - Step 2: Convert to fraction form
6,263,681.26/8,643,733.10 = 3,685,529.02/x - Step 3: Cross multiply
6,263,681.26x = 8,643,733.10 × 3,685,529.02 - Step 4: Simplify right side
6,263,681.26x = 31,856,729,181,184.56 - Step 5: Solve for x
x = 31,856,729,181,184.56/6,263,681.26 - Step 6: Final answer
x = 5,085,943.53
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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.