Finding the Fourth Proportional to 7,399,131.93, 10,207,967.36 and 4,497,464.07
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Solution
The fourth proportional to 7,399,131.93, 10,207,967.36 and 4,497,464.07 is: 6,204,777.38
Step by Step Solution
- Step 1: Write the proportion equation
7,399,131.93 : 10,207,967.36 = 4,497,464.07 : x - Step 2: Convert to fraction form
7,399,131.93/10,207,967.36 = 4,497,464.07/x - Step 3: Cross multiply
7,399,131.93x = 10,207,967.36 × 4,497,464.07 - Step 4: Simplify right side
7,399,131.93x = 45,909,966,406,845.44 - Step 5: Solve for x
x = 45,909,966,406,845.44/7,399,131.93 - Step 6: Final answer
x = 6,204,777.38
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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.