Finding the Fourth Proportional to 6,253,335.36, 8,622,749.76 and 4,073,836.80
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Solution
The fourth proportional to 6,253,335.36, 8,622,749.76 and 4,073,836.80 is: 5,617,430.26
Step by Step Solution
- Step 1: Write the proportion equation
6,253,335.36 : 8,622,749.76 = 4,073,836.80 : x - Step 2: Convert to fraction form
6,253,335.36/8,622,749.76 = 4,073,836.80/x - Step 3: Cross multiply
6,253,335.36x = 8,622,749.76 × 4,073,836.80 - Step 4: Simplify right side
6,253,335.36x = 35,127,675,289,479.16 - Step 5: Solve for x
x = 35,127,675,289,479.16/6,253,335.36 - Step 6: Final answer
x = 5,617,430.26
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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.