Finding the Fourth Proportional to 12,006,213.37, 16,568,579.57 and 6,499,588.07
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Solution
The fourth proportional to 12,006,213.37, 16,568,579.57 and 6,499,588.07 is: 8,969,434.31
Step by Step Solution
- Step 1: Write the proportion equation
12,006,213.37 : 16,568,579.57 = 6,499,588.07 : x - Step 2: Convert to fraction form
12,006,213.37/16,568,579.57 = 6,499,588.07/x - Step 3: Cross multiply
12,006,213.37x = 16,568,579.57 × 6,499,588.07 - Step 4: Simplify right side
12,006,213.37x = 107,688,942,118,941.23 - Step 5: Solve for x
x = 107,688,942,118,941.23/12,006,213.37 - Step 6: Final answer
x = 8,969,434.31
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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.