Finding the Fourth Proportional to 14,261,827.68, 19,681,590.96 and 8,752,446.72
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Solution
The fourth proportional to 14,261,827.68, 19,681,590.96 and 8,752,446.72 is: 12,078,541.41
Step by Step Solution
- Step 1: Write the proportion equation
14,261,827.68 : 19,681,590.96 = 8,752,446.72 : x - Step 2: Convert to fraction form
14,261,827.68/19,681,590.96 = 8,752,446.72/x - Step 3: Cross multiply
14,261,827.68x = 19,681,590.96 × 8,752,446.72 - Step 4: Simplify right side
14,261,827.68x = 172,262,076,242,233.69 - Step 5: Solve for x
x = 172,262,076,242,233.69/14,261,827.68 - Step 6: Final answer
x = 12,078,541.41
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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.