Finding the Fourth Proportional to 14,642,467.98, 20,206,570.71 and 8,027,044.62
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Solution
The fourth proportional to 14,642,467.98, 20,206,570.71 and 8,027,044.62 is: 11,077,302.33
Step by Step Solution
- Step 1: Write the proportion equation
14,642,467.98 : 20,206,570.71 = 8,027,044.62 : x - Step 2: Convert to fraction form
14,642,467.98/20,206,570.71 = 8,027,044.62/x - Step 3: Cross multiply
14,642,467.98x = 20,206,570.71 × 8,027,044.62 - Step 4: Simplify right side
14,642,467.98x = 162,199,044,706,355.09 - Step 5: Solve for x
x = 162,199,044,706,355.09/14,642,467.98 - Step 6: Final answer
x = 11,077,302.33
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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.