Finding the Fourth Proportional to 13,327,991.93, 19,992,735.62 and 3,742,623.04
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Solution
The fourth proportional to 13,327,991.93, 19,992,735.62 and 3,742,623.04 is: 5,614,144.53
Step by Step Solution
- Step 1: Write the proportion equation
13,327,991.93 : 19,992,735.62 = 3,742,623.04 : x - Step 2: Convert to fraction form
13,327,991.93/19,992,735.62 = 3,742,623.04/x - Step 3: Cross multiply
13,327,991.93x = 19,992,735.62 × 3,742,623.04 - Step 4: Simplify right side
13,327,991.93x = 74,825,272,964,040.69 - Step 5: Solve for x
x = 74,825,272,964,040.69/13,327,991.93 - Step 6: Final answer
x = 5,614,144.53
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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.