Finding the Fourth Proportional to 12,093,331.13, 16,688,797.16 and 6,660,823.13
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Solution
The fourth proportional to 12,093,331.13, 16,688,797.16 and 6,660,823.13 is: 9,191,936.02
Step by Step Solution
- Step 1: Write the proportion equation
12,093,331.13 : 16,688,797.16 = 6,660,823.13 : x - Step 2: Convert to fraction form
12,093,331.13/16,688,797.16 = 6,660,823.13/x - Step 3: Cross multiply
12,093,331.13x = 16,688,797.16 × 6,660,823.13 - Step 4: Simplify right side
12,093,331.13x = 111,161,126,018,458.20 - Step 5: Solve for x
x = 111,161,126,018,458.20/12,093,331.13 - Step 6: Final answer
x = 9,191,936.02
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1.5x scale
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.