Finding the Fourth Proportional to 10,185,836.26, 14,056,318.20 and 5,539,521.29
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Solution
The fourth proportional to 10,185,836.26, 14,056,318.20 and 5,539,521.29 is: 7,644,465.50
Step by Step Solution
- Step 1: Write the proportion equation
10,185,836.26 : 14,056,318.20 = 5,539,521.29 : x - Step 2: Convert to fraction form
10,185,836.26/14,056,318.20 = 5,539,521.29/x - Step 3: Cross multiply
10,185,836.26x = 14,056,318.20 × 5,539,521.29 - Step 4: Simplify right side
10,185,836.26x = 77,865,273,902,339.59 - Step 5: Solve for x
x = 77,865,273,902,339.59/10,185,836.26 - Step 6: Final answer
x = 7,644,465.50
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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.