Finding the Fourth Proportional to 41,286,902.64, 56,891,971.99 and 31,937,698.97
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Solution
The fourth proportional to 41,286,902.64, 56,891,971.99 and 31,937,698.97 is: 44,009,081.79
Step by Step Solution
- Step 1: Write the proportion equation
41,286,902.64 : 56,891,971.99 = 31,937,698.97 : x - Step 2: Convert to fraction form
41,286,902.64/56,891,971.99 = 31,937,698.97/x - Step 3: Cross multiply
41,286,902.64x = 56,891,971.99 × 31,937,698.97 - Step 4: Simplify right side
41,286,902.64x = 1,816,998,675,226,291.75 - Step 5: Solve for x
x = 1,816,998,675,226,291.75/41,286,902.64 - Step 6: Final answer
x = 44,009,081.79
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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.