Finding the Fourth Proportional to 33,479,320.44, 46,195,960.58 and 19,726,414.68
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Solution
The fourth proportional to 33,479,320.44, 46,195,960.58 and 19,726,414.68 is: 27,219,210.63
Step by Step Solution
- Step 1: Write the proportion equation
33,479,320.44 : 46,195,960.58 = 19,726,414.68 : x - Step 2: Convert to fraction form
33,479,320.44/46,195,960.58 = 19,726,414.68/x - Step 3: Cross multiply
33,479,320.44x = 46,195,960.58 × 19,726,414.68 - Step 4: Simplify right side
33,479,320.44x = 911,280,674,942,013.25 - Step 5: Solve for x
x = 911,280,674,942,013.25/33,479,320.44 - Step 6: Final answer
x = 27,219,210.63
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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.