Finding the Fourth Proportional to 14,473,639.08, 19,973,622 and 7,947,268.56
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Solution
The fourth proportional to 14,473,639.08, 19,973,622 and 7,947,268.56 is: 10,967,230.65
Step by Step Solution
- Step 1: Write the proportion equation
14,473,639.08 : 19,973,622 = 7,947,268.56 : x - Step 2: Convert to fraction form
14,473,639.08/19,973,622 = 7,947,268.56/x - Step 3: Cross multiply
14,473,639.08x = 19,973,622 × 7,947,268.56 - Step 4: Simplify right side
14,473,639.08x = 158,735,738,149,924.31 - Step 5: Solve for x
x = 158,735,738,149,924.31/14,473,639.08 - Step 6: Final answer
x = 10,967,230.65
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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.