Finding the Fourth Proportional to 17,669,918.40, 26,504,106.68 and 5,539,105.05
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Solution
The fourth proportional to 17,669,918.40, 26,504,106.68 and 5,539,105.05 is: 8,308,415.90
Step by Step Solution
- Step 1: Write the proportion equation
17,669,918.40 : 26,504,106.68 = 5,539,105.05 : x - Step 2: Convert to fraction form
17,669,918.40/26,504,106.68 = 5,539,105.05/x - Step 3: Cross multiply
17,669,918.40x = 26,504,106.68 × 5,539,105.05 - Step 4: Simplify right side
17,669,918.40x = 146,809,030,996,710.69 - Step 5: Solve for x
x = 146,809,030,996,710.69/17,669,918.40 - Step 6: Final answer
x = 8,308,415.90
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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.