Finding the Fourth Proportional to 19,324,235.57, 26,680,286.36 and 14,845,814.42
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Solution
The fourth proportional to 19,324,235.57, 26,680,286.36 and 14,845,814.42 is: 20,497,089.19
Step by Step Solution
- Step 1: Write the proportion equation
19,324,235.57 : 26,680,286.36 = 14,845,814.42 : x - Step 2: Convert to fraction form
19,324,235.57/26,680,286.36 = 14,845,814.42/x - Step 3: Cross multiply
19,324,235.57x = 26,680,286.36 × 14,845,814.42 - Step 4: Simplify right side
19,324,235.57x = 396,090,580,076,832.56 - Step 5: Solve for x
x = 396,090,580,076,832.56/19,324,235.57 - Step 6: Final answer
x = 20,497,089.19
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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.