Finding the Fourth Proportional to 14,383,735.98, 19,850,159.07 and 8,272,169.34
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Solution
The fourth proportional to 14,383,735.98, 19,850,159.07 and 8,272,169.34 is: 11,415,940.72
Step by Step Solution
- Step 1: Write the proportion equation
14,383,735.98 : 19,850,159.07 = 8,272,169.34 : x - Step 2: Convert to fraction form
14,383,735.98/19,850,159.07 = 8,272,169.34/x - Step 3: Cross multiply
14,383,735.98x = 19,850,159.07 × 8,272,169.34 - Step 4: Simplify right side
14,383,735.98x = 164,203,877,252,976.91 - Step 5: Solve for x
x = 164,203,877,252,976.91/14,383,735.98 - Step 6: Final answer
x = 11,415,940.72
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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.