Finding the Fourth Proportional to 19,614,548.94, 29,428,444.62 and 8,683,230.80
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Solution
The fourth proportional to 19,614,548.94, 29,428,444.62 and 8,683,230.80 is: 13,027,777.37
Step by Step Solution
- Step 1: Write the proportion equation
19,614,548.94 : 29,428,444.62 = 8,683,230.80 : x - Step 2: Convert to fraction form
19,614,548.94/29,428,444.62 = 8,683,230.80/x - Step 3: Cross multiply
19,614,548.94x = 29,428,444.62 × 8,683,230.80 - Step 4: Simplify right side
19,614,548.94x = 255,533,976,720,478.31 - Step 5: Solve for x
x = 255,533,976,720,478.31/19,614,548.94 - Step 6: Final answer
x = 13,027,777.37
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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.