Finding the Fourth Proportional to 34,297,251.48, 47,328,982.50 and 19,412,256.12
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Solution
The fourth proportional to 34,297,251.48, 47,328,982.50 and 19,412,256.12 is: 26,788,220.35
Step by Step Solution
- Step 1: Write the proportion equation
34,297,251.48 : 47,328,982.50 = 19,412,256.12 : x - Step 2: Convert to fraction form
34,297,251.48/47,328,982.50 = 19,412,256.12/x - Step 3: Cross multiply
34,297,251.48x = 47,328,982.50 × 19,412,256.12 - Step 4: Simplify right side
34,297,251.48x = 918,762,330,188,998 - Step 5: Solve for x
x = 918,762,330,188,998/34,297,251.48 - Step 6: Final answer
x = 26,788,220.35
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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.