Finding the Fourth Proportional to 33,218,138.40, 49,827,207.60 and 9,283,610.40
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Solution
The fourth proportional to 33,218,138.40, 49,827,207.60 and 9,283,610.40 is: 13,925,415.60
Step by Step Solution
- Step 1: Write the proportion equation
33,218,138.40 : 49,827,207.60 = 9,283,610.40 : x - Step 2: Convert to fraction form
33,218,138.40/49,827,207.60 = 9,283,610.40/x - Step 3: Cross multiply
33,218,138.40x = 49,827,207.60 × 9,283,610.40 - Step 4: Simplify right side
33,218,138.40x = 462,576,382,678,319.06 - Step 5: Solve for x
x = 462,576,382,678,319.06/33,218,138.40 - Step 6: Final answer
x = 13,925,415.60
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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.