Finding the Fourth Proportional to 16,080,138.31, 22,190,573.93 and 8,737,953.87
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Solution
The fourth proportional to 16,080,138.31, 22,190,573.93 and 8,737,953.87 is: 12,058,367.14
Step by Step Solution
- Step 1: Write the proportion equation
16,080,138.31 : 22,190,573.93 = 8,737,953.87 : x - Step 2: Convert to fraction form
16,080,138.31/22,190,573.93 = 8,737,953.87/x - Step 3: Cross multiply
16,080,138.31x = 22,190,573.93 × 8,737,953.87 - Step 4: Simplify right side
16,080,138.31x = 193,900,211,349,164.59 - Step 5: Solve for x
x = 193,900,211,349,164.59/16,080,138.31 - Step 6: Final answer
x = 12,058,367.14
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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.