Finding the Fourth Proportional to 33,698,934.07, 46,489,757.97 and 19,753,219.15
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Solution
The fourth proportional to 33,698,934.07, 46,489,757.97 and 19,753,219.15 is: 27,250,784.12
Step by Step Solution
- Step 1: Write the proportion equation
33,698,934.07 : 46,489,757.97 = 19,753,219.15 : x - Step 2: Convert to fraction form
33,698,934.07/46,489,757.97 = 19,753,219.15/x - Step 3: Cross multiply
33,698,934.07x = 46,489,757.97 × 19,753,219.15 - Step 4: Simplify right side
33,698,934.07x = 918,322,377,411,869 - Step 5: Solve for x
x = 918,322,377,411,869/33,698,934.07 - Step 6: Final answer
x = 27,250,784.12
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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.