Finding the Fourth Proportional to 19,324,238.58, 26,680,290.50 and 14,845,817.42
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Solution
The fourth proportional to 19,324,238.58, 26,680,290.50 and 14,845,817.42 is: 20,497,093.32
Step by Step Solution
- Step 1: Write the proportion equation
19,324,238.58 : 26,680,290.50 = 14,845,817.42 : x - Step 2: Convert to fraction form
19,324,238.58/26,680,290.50 = 14,845,817.42/x - Step 3: Cross multiply
19,324,238.58x = 26,680,290.50 × 14,845,817.42 - Step 4: Simplify right side
19,324,238.58x = 396,090,721,475,560.50 - Step 5: Solve for x
x = 396,090,721,475,560.50/19,324,238.58 - Step 6: Final answer
x = 20,497,093.32
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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.