Finding the Fourth Proportional to 49,472,268.36, 74,208,973.86 and 14,928,969.42
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Solution
The fourth proportional to 49,472,268.36, 74,208,973.86 and 14,928,969.42 is: 22,393,626.53
Step by Step Solution
- Step 1: Write the proportion equation
49,472,268.36 : 74,208,973.86 = 14,928,969.42 : x - Step 2: Convert to fraction form
49,472,268.36/74,208,973.86 = 14,928,969.42/x - Step 3: Cross multiply
49,472,268.36x = 74,208,973.86 × 14,928,969.42 - Step 4: Simplify right side
49,472,268.36x = 1,107,863,501,445,519.38 - Step 5: Solve for x
x = 1,107,863,501,445,519.38/49,472,268.36 - Step 6: Final answer
x = 22,393,626.53
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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.