Finding the Fourth Proportional to 14,482,642.40, 21,736,210.80 and 5,969,088.80
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Solution
The fourth proportional to 14,482,642.40, 21,736,210.80 and 5,969,088.80 is: 8,958,680.94
Step by Step Solution
- Step 1: Write the proportion equation
14,482,642.40 : 21,736,210.80 = 5,969,088.80 : x - Step 2: Convert to fraction form
14,482,642.40/21,736,210.80 = 5,969,088.80/x - Step 3: Cross multiply
14,482,642.40x = 21,736,210.80 × 5,969,088.80 - Step 4: Simplify right side
14,482,642.40x = 129,745,372,440,719.05 - Step 5: Solve for x
x = 129,745,372,440,719.05/14,482,642.40 - Step 6: Final answer
x = 8,958,680.94
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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.