Finding the Fourth Proportional to 48,902,078.13, 73,352,369.97 and 12,510,161.19
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Solution
The fourth proportional to 48,902,078.13, 73,352,369.97 and 12,510,161.19 is: 18,765,050.63
Step by Step Solution
- Step 1: Write the proportion equation
48,902,078.13 : 73,352,369.97 = 12,510,161.19 : x - Step 2: Convert to fraction form
48,902,078.13/73,352,369.97 = 12,510,161.19/x - Step 3: Cross multiply
48,902,078.13x = 73,352,369.97 × 12,510,161.19 - Step 4: Simplify right side
48,902,078.13x = 917,649,971,993,215.38 - Step 5: Solve for x
x = 917,649,971,993,215.38/48,902,078.13 - Step 6: Final answer
x = 18,765,050.63
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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.