Finding the Fourth Proportional to 33,043,532.97, 45,601,306.16 and 19,814,863.65
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Solution
The fourth proportional to 33,043,532.97, 45,601,306.16 and 19,814,863.65 is: 27,345,249.80
Step by Step Solution
- Step 1: Write the proportion equation
33,043,532.97 : 45,601,306.16 = 19,814,863.65 : x - Step 2: Convert to fraction form
33,043,532.97/45,601,306.16 = 19,814,863.65/x - Step 3: Cross multiply
33,043,532.97x = 45,601,306.16 × 19,814,863.65 - Step 4: Simplify right side
33,043,532.97x = 903,583,663,552,225.88 - Step 5: Solve for x
x = 903,583,663,552,225.88/33,043,532.97 - Step 6: Final answer
x = 27,345,249.80
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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.