Finding the Fourth Proportional to 13,232,546.40, 19,851,152.40 and 4,717,826.40
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Solution
The fourth proportional to 13,232,546.40, 19,851,152.40 and 4,717,826.40 is: 7,077,571.32
Step by Step Solution
- Step 1: Write the proportion equation
13,232,546.40 : 19,851,152.40 = 4,717,826.40 : x - Step 2: Convert to fraction form
13,232,546.40/19,851,152.40 = 4,717,826.40/x - Step 3: Cross multiply
13,232,546.40x = 19,851,152.40 × 4,717,826.40 - Step 4: Simplify right side
13,232,546.40x = 93,654,290,863,143.36 - Step 5: Solve for x
x = 93,654,290,863,143.36/13,232,546.40 - Step 6: Final answer
x = 7,077,571.32
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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.