Finding the Fourth Proportional to 8,846,822.49, 12,202,326.09 and 5,905,156.41
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Solution
The fourth proportional to 8,846,822.49, 12,202,326.09 and 5,905,156.41 is: 8,144,918.04
Step by Step Solution
- Step 1: Write the proportion equation
8,846,822.49 : 12,202,326.09 = 5,905,156.41 : x - Step 2: Convert to fraction form
8,846,822.49/12,202,326.09 = 5,905,156.41/x - Step 3: Cross multiply
8,846,822.49x = 12,202,326.09 × 5,905,156.41 - Step 4: Simplify right side
8,846,822.49x = 72,056,644,127,273.73 - Step 5: Solve for x
x = 72,056,644,127,273.73/8,846,822.49 - Step 6: Final answer
x = 8,144,918.04
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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.