Finding the Fourth Proportional to 18,362,963.70, 27,543,279.15 and 6,232,403.70
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Solution
The fourth proportional to 18,362,963.70, 27,543,279.15 and 6,232,403.70 is: 9,348,209.67
Step by Step Solution
- Step 1: Write the proportion equation
18,362,963.70 : 27,543,279.15 = 6,232,403.70 : x - Step 2: Convert to fraction form
18,362,963.70/27,543,279.15 = 6,232,403.70/x - Step 3: Cross multiply
18,362,963.70x = 27,543,279.15 × 6,232,403.70 - Step 4: Simplify right side
18,362,963.70x = 171,660,834,884,592.84 - Step 5: Solve for x
x = 171,660,834,884,592.84/18,362,963.70 - Step 6: Final answer
x = 9,348,209.67
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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.