Finding the Fourth Proportional to 18,730,469.73, 28,092,387.63 and 5,084,675.94
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Solution
The fourth proportional to 18,730,469.73, 28,092,387.63 and 5,084,675.94 is: 7,626,113.47
Step by Step Solution
- Step 1: Write the proportion equation
18,730,469.73 : 28,092,387.63 = 5,084,675.94 : x - Step 2: Convert to fraction form
18,730,469.73/28,092,387.63 = 5,084,675.94/x - Step 3: Cross multiply
18,730,469.73x = 28,092,387.63 × 5,084,675.94 - Step 4: Simplify right side
18,730,469.73x = 142,840,687,479,414.62 - Step 5: Solve for x
x = 142,840,687,479,414.62/18,730,469.73 - Step 6: Final answer
x = 7,626,113.47
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.