Finding the Fourth Proportional to 39,147,276.84, 54,042,877.80 and 24,471,107.16
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Solution
The fourth proportional to 39,147,276.84, 54,042,877.80 and 24,471,107.16 is: 33,782,402.27
Step by Step Solution
- Step 1: Write the proportion equation
39,147,276.84 : 54,042,877.80 = 24,471,107.16 : x - Step 2: Convert to fraction form
39,147,276.84/54,042,877.80 = 24,471,107.16/x - Step 3: Cross multiply
39,147,276.84x = 54,042,877.80 × 24,471,107.16 - Step 4: Simplify right side
39,147,276.84x = 1,322,489,053,878,585 - Step 5: Solve for x
x = 1,322,489,053,878,585/39,147,276.84 - Step 6: Final answer
x = 33,782,402.27
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.