Finding the Fourth Proportional to 31,589,211.25, 47,377,824.49 and 15,398,879.41
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Solution
The fourth proportional to 31,589,211.25, 47,377,824.49 and 15,398,879.41 is: 23,095,397.99
Step by Step Solution
- Step 1: Write the proportion equation
31,589,211.25 : 47,377,824.49 = 15,398,879.41 : x - Step 2: Convert to fraction form
31,589,211.25/47,377,824.49 = 15,398,879.41/x - Step 3: Cross multiply
31,589,211.25x = 47,377,824.49 × 15,398,879.41 - Step 4: Simplify right side
31,589,211.25x = 729,565,406,029,654.75 - Step 5: Solve for x
x = 729,565,406,029,654.75/31,589,211.25 - Step 6: Final answer
x = 23,095,397.99
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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.