Finding the Fourth Proportional to 31,557,497.44, 47,332,571.80 and 8,527,337.68
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Solution
The fourth proportional to 31,557,497.44, 47,332,571.80 and 8,527,337.68 is: 12,790,013.65
Step by Step Solution
- Step 1: Write the proportion equation
31,557,497.44 : 47,332,571.80 = 8,527,337.68 : x - Step 2: Convert to fraction form
31,557,497.44/47,332,571.80 = 8,527,337.68/x - Step 3: Cross multiply
31,557,497.44x = 47,332,571.80 × 8,527,337.68 - Step 4: Simplify right side
31,557,497.44x = 403,620,823,001,445.38 - Step 5: Solve for x
x = 403,620,823,001,445.38/31,557,497.44 - Step 6: Final answer
x = 12,790,013.65
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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.