Finding the Fourth Proportional to 29,793,618.48, 44,690,142.16 and 17,654,343.68
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Solution
The fourth proportional to 29,793,618.48, 44,690,142.16 and 17,654,343.68 is: 26,481,346.31
Step by Step Solution
- Step 1: Write the proportion equation
29,793,618.48 : 44,690,142.16 = 17,654,343.68 : x - Step 2: Convert to fraction form
29,793,618.48/44,690,142.16 = 17,654,343.68/x - Step 3: Cross multiply
29,793,618.48x = 44,690,142.16 × 17,654,343.68 - Step 4: Simplify right side
29,793,618.48x = 788,975,128,800,697.50 - Step 5: Solve for x
x = 788,975,128,800,697.50/29,793,618.48 - Step 6: Final answer
x = 26,481,346.31
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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.