Finding the Fourth Proportional to 21,473,084, 29,632,855.92 and 11,815,292
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Solution
The fourth proportional to 21,473,084, 29,632,855.92 and 11,815,292 is: 16,305,102.96
Step by Step Solution
- Step 1: Write the proportion equation
21,473,084 : 29,632,855.92 = 11,815,292 : x - Step 2: Convert to fraction form
21,473,084/29,632,855.92 = 11,815,292/x - Step 3: Cross multiply
21,473,084x = 29,632,855.92 × 11,815,292 - Step 4: Simplify right side
21,473,084x = 350,120,845,488,728.69 - Step 5: Solve for x
x = 350,120,845,488,728.69/21,473,084 - Step 6: Final answer
x = 16,305,102.96
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.