Finding the Fourth Proportional to 11,088,703.64, 16,623,337.44 and 5,328,568.28
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Solution
The fourth proportional to 11,088,703.64, 16,623,337.44 and 5,328,568.28 is: 7,988,182.52
Step by Step Solution
- Step 1: Write the proportion equation
11,088,703.64 : 16,623,337.44 = 5,328,568.28 : x - Step 2: Convert to fraction form
11,088,703.64/16,623,337.44 = 5,328,568.28/x - Step 3: Cross multiply
11,088,703.64x = 16,623,337.44 × 5,328,568.28 - Step 4: Simplify right side
11,088,703.64x = 88,578,588,590,520.41 - Step 5: Solve for x
x = 88,578,588,590,520.41/11,088,703.64 - Step 6: Final answer
x = 7,988,182.52
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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.