Finding the Fourth Proportional to 8,751,411.70, 13,127,117.55 and 2,361,653.80
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Solution
The fourth proportional to 8,751,411.70, 13,127,117.55 and 2,361,653.80 is: 3,542,480.70
Step by Step Solution
- Step 1: Write the proportion equation
8,751,411.70 : 13,127,117.55 = 2,361,653.80 : x - Step 2: Convert to fraction form
8,751,411.70/13,127,117.55 = 2,361,653.80/x - Step 3: Cross multiply
8,751,411.70x = 13,127,117.55 × 2,361,653.80 - Step 4: Simplify right side
8,751,411.70x = 31,001,707,045,004.19 - Step 5: Solve for x
x = 31,001,707,045,004.19/8,751,411.70 - Step 6: Final answer
x = 3,542,480.70
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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.