Finding the Fourth Proportional to 19,327,229.40, 28,927,759.68 and 14,208,304.26
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Solution
The fourth proportional to 19,327,229.40, 28,927,759.68 and 14,208,304.26 is: 21,266,080.23
Step by Step Solution
- Step 1: Write the proportion equation
19,327,229.40 : 28,927,759.68 = 14,208,304.26 : x - Step 2: Convert to fraction form
19,327,229.40/28,927,759.68 = 14,208,304.26/x - Step 3: Cross multiply
19,327,229.40x = 28,927,759.68 × 14,208,304.26 - Step 4: Simplify right side
19,327,229.40x = 411,014,411,093,600.25 - Step 5: Solve for x
x = 411,014,411,093,600.25/19,327,229.40 - Step 6: Final answer
x = 21,266,080.23
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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.