Finding the Fourth Proportional to 36,561,643.20, 54,842,464.80 and 9,267,883.20
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Solution
The fourth proportional to 36,561,643.20, 54,842,464.80 and 9,267,883.20 is: 13,901,824.80
Step by Step Solution
- Step 1: Write the proportion equation
36,561,643.20 : 54,842,464.80 = 9,267,883.20 : x - Step 2: Convert to fraction form
36,561,643.20/54,842,464.80 = 9,267,883.20/x - Step 3: Cross multiply
36,561,643.20x = 54,842,464.80 × 9,267,883.20 - Step 4: Simplify right side
36,561,643.20x = 508,273,558,166,511.31 - Step 5: Solve for x
x = 508,273,558,166,511.31/36,561,643.20 - Step 6: Final answer
x = 13,901,824.80
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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.