Finding the Fourth Proportional to 14,270,083.23, 19,692,768.36 and 7,743,714.03
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Solution
The fourth proportional to 14,270,083.23, 19,692,768.36 and 7,743,714.03 is: 10,686,354.39
Step by Step Solution
- Step 1: Write the proportion equation
14,270,083.23 : 19,692,768.36 = 7,743,714.03 : x - Step 2: Convert to fraction form
14,270,083.23/19,692,768.36 = 7,743,714.03/x - Step 3: Cross multiply
14,270,083.23x = 19,692,768.36 × 7,743,714.03 - Step 4: Simplify right side
14,270,083.23x = 152,495,166,638,872.09 - Step 5: Solve for x
x = 152,495,166,638,872.09/14,270,083.23 - Step 6: Final answer
x = 10,686,354.39
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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.