Finding the Fourth Proportional to 14,361,157.98, 19,816,435.35 and 8,249,584.86
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Solution
The fourth proportional to 14,361,157.98, 19,816,435.35 and 8,249,584.86 is: 11,383,299.68
Step by Step Solution
- Step 1: Write the proportion equation
14,361,157.98 : 19,816,435.35 = 8,249,584.86 : x - Step 2: Convert to fraction form
14,361,157.98/19,816,435.35 = 8,249,584.86/x - Step 3: Cross multiply
14,361,157.98x = 19,816,435.35 × 8,249,584.86 - Step 4: Simplify right side
14,361,157.98x = 163,477,365,042,528.81 - Step 5: Solve for x
x = 163,477,365,042,528.81/14,361,157.98 - Step 6: Final answer
x = 11,383,299.68
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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.