Finding the Fourth Proportional to 47,743,252.74, 71,472,137.31 and 29,240,939.79
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Solution
The fourth proportional to 47,743,252.74, 71,472,137.31 and 29,240,939.79 is: 43,773,985.72
Step by Step Solution
- Step 1: Write the proportion equation
47,743,252.74 : 71,472,137.31 = 29,240,939.79 : x - Step 2: Convert to fraction form
47,743,252.74/71,472,137.31 = 29,240,939.79/x - Step 3: Cross multiply
47,743,252.74x = 71,472,137.31 × 29,240,939.79 - Step 4: Simplify right side
47,743,252.74x = 2,089,912,463,744,322.50 - Step 5: Solve for x
x = 2,089,912,463,744,322.50/47,743,252.74 - Step 6: Final answer
x = 43,773,985.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.