Finding the Fourth Proportional to 9,988,954.64, 14,983,439.20 and 2,415,927.68
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Solution
The fourth proportional to 9,988,954.64, 14,983,439.20 and 2,415,927.68 is: 3,623,893.27
Step by Step Solution
- Step 1: Write the proportion equation
9,988,954.64 : 14,983,439.20 = 2,415,927.68 : x - Step 2: Convert to fraction form
9,988,954.64/14,983,439.20 = 2,415,927.68/x - Step 3: Cross multiply
9,988,954.64x = 14,983,439.20 × 2,415,927.68 - Step 4: Simplify right side
9,988,954.64x = 36,198,905,504,877.05 - Step 5: Solve for x
x = 36,198,905,504,877.05/9,988,954.64 - Step 6: Final answer
x = 3,623,893.27
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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.