Finding the Fourth Proportional to 9,517,676.40, 14,259,193.56 and 8,497,309.68
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Solution
The fourth proportional to 9,517,676.40, 14,259,193.56 and 8,497,309.68 is: 12,730,500.43
Step by Step Solution
- Step 1: Write the proportion equation
9,517,676.40 : 14,259,193.56 = 8,497,309.68 : x - Step 2: Convert to fraction form
9,517,676.40/14,259,193.56 = 8,497,309.68/x - Step 3: Cross multiply
9,517,676.40x = 14,259,193.56 × 8,497,309.68 - Step 4: Simplify right side
9,517,676.40x = 121,164,783,466,381.66 - Step 5: Solve for x
x = 121,164,783,466,381.66/9,517,676.40 - Step 6: Final answer
x = 12,730,500.43
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.