Finding the Fourth Proportional to 29,434,237.89, 44,147,987.97 and 7,870,521.09
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Solution
The fourth proportional to 29,434,237.89, 44,147,987.97 and 7,870,521.09 is: 11,804,880.82
Step by Step Solution
- Step 1: Write the proportion equation
29,434,237.89 : 44,147,987.97 = 7,870,521.09 : x - Step 2: Convert to fraction form
29,434,237.89/44,147,987.97 = 7,870,521.09/x - Step 3: Cross multiply
29,434,237.89x = 44,147,987.97 × 7,870,521.09 - Step 4: Simplify right side
29,434,237.89x = 347,467,670,398,951.25 - Step 5: Solve for x
x = 347,467,670,398,951.25/29,434,237.89 - Step 6: Final answer
x = 11,804,880.82
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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.