Finding the Fourth Proportional to 34,297,239.48, 47,328,965.90 and 19,412,244.08
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Solution
The fourth proportional to 34,297,239.48, 47,328,965.90 and 19,412,244.08 is: 26,788,203.72
Step by Step Solution
- Step 1: Write the proportion equation
34,297,239.48 : 47,328,965.90 = 19,412,244.08 : x - Step 2: Convert to fraction form
34,297,239.48/47,328,965.90 = 19,412,244.08/x - Step 3: Cross multiply
34,297,239.48x = 47,328,965.90 × 19,412,244.08 - Step 4: Simplify right side
34,297,239.48x = 918,761,438,104,796.75 - Step 5: Solve for x
x = 918,761,438,104,796.75/34,297,239.48 - Step 6: Final answer
x = 26,788,203.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.