Finding the Fourth Proportional to 18,204,262.95, 27,306,207.40 and 10,523,020.26
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Solution
The fourth proportional to 18,204,262.95, 27,306,207.40 and 10,523,020.26 is: 15,784,422.27
Step by Step Solution
- Step 1: Write the proportion equation
18,204,262.95 : 27,306,207.40 = 10,523,020.26 : x - Step 2: Convert to fraction form
18,204,262.95/27,306,207.40 = 10,523,020.26/x - Step 3: Cross multiply
18,204,262.95x = 27,306,207.40 × 10,523,020.26 - Step 4: Simplify right side
18,204,262.95x = 287,343,773,557,430.88 - Step 5: Solve for x
x = 287,343,773,557,430.88/18,204,262.95 - Step 6: Final answer
x = 15,784,422.27
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.