Finding the Fourth Proportional to 19,468,939.04, 29,201,177.52 and 5,093,394.08
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Solution
The fourth proportional to 19,468,939.04, 29,201,177.52 and 5,093,394.08 is: 7,639,507.44
Step by Step Solution
- Step 1: Write the proportion equation
19,468,939.04 : 29,201,177.52 = 5,093,394.08 : x - Step 2: Convert to fraction form
19,468,939.04/29,201,177.52 = 5,093,394.08/x - Step 3: Cross multiply
19,468,939.04x = 29,201,177.52 × 5,093,394.08 - Step 4: Simplify right side
19,468,939.04x = 148,733,104,709,397.09 - Step 5: Solve for x
x = 148,733,104,709,397.09/19,468,939.04 - Step 6: Final answer
x = 7,639,507.44
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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.