Finding the Fourth Proportional to 14,670,960.40, 22,007,412.60 and 3,888,110.80
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Solution
The fourth proportional to 14,670,960.40, 22,007,412.60 and 3,888,110.80 is: 5,832,423.80
Step by Step Solution
- Step 1: Write the proportion equation
14,670,960.40 : 22,007,412.60 = 3,888,110.80 : x - Step 2: Convert to fraction form
14,670,960.40/22,007,412.60 = 3,888,110.80/x - Step 3: Cross multiply
14,670,960.40x = 22,007,412.60 × 3,888,110.80 - Step 4: Simplify right side
14,670,960.40x = 85,567,258,610,116.08 - Step 5: Solve for x
x = 85,567,258,610,116.08/14,670,960.40 - Step 6: Final answer
x = 5,832,423.80
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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.