Finding the Fourth Proportional to 17,679,290.40, 26,504,938.80 and 9,701,114.40
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Solution
The fourth proportional to 17,679,290.40, 26,504,938.80 and 9,701,114.40 is: 14,543,991.17
Step by Step Solution
- Step 1: Write the proportion equation
17,679,290.40 : 26,504,938.80 = 9,701,114.40 : x - Step 2: Convert to fraction form
17,679,290.40/26,504,938.80 = 9,701,114.40/x - Step 3: Cross multiply
17,679,290.40x = 26,504,938.80 × 9,701,114.40 - Step 4: Simplify right side
17,679,290.40x = 257,127,443,463,798.75 - Step 5: Solve for x
x = 257,127,443,463,798.75/17,679,290.40 - Step 6: Final answer
x = 14,543,991.17
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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.