Finding the Fourth Proportional to 81,347,723.08, 112,232,549.84 and 46,060,704.07
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Solution
The fourth proportional to 81,347,723.08, 112,232,549.84 and 46,060,704.07 is: 63,548,309.27
Step by Step Solution
- Step 1: Write the proportion equation
81,347,723.08 : 112,232,549.84 = 46,060,704.07 : x - Step 2: Convert to fraction form
81,347,723.08/112,232,549.84 = 46,060,704.07/x - Step 3: Cross multiply
81,347,723.08x = 112,232,549.84 × 46,060,704.07 - Step 4: Simplify right side
81,347,723.08x = 5,169,510,264,690,881 - Step 5: Solve for x
x = 5,169,510,264,690,881/81,347,723.08 - Step 6: Final answer
x = 63,548,309.27
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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.