Finding the Fourth Proportional to 6,414,754.08, 8,852,360.13 and 3,836,434.78
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Solution
The fourth proportional to 6,414,754.08, 8,852,360.13 and 3,836,434.78 is: 5,294,279.70
Step by Step Solution
- Step 1: Write the proportion equation
6,414,754.08 : 8,852,360.13 = 3,836,434.78 : x - Step 2: Convert to fraction form
6,414,754.08/8,852,360.13 = 3,836,434.78/x - Step 3: Cross multiply
6,414,754.08x = 8,852,360.13 × 3,836,434.78 - Step 4: Simplify right side
6,414,754.08x = 33,961,502,287,817.32 - Step 5: Solve for x
x = 33,961,502,287,817.32/6,414,754.08 - Step 6: Final answer
x = 5,294,279.70
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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.