Finding the Fourth Proportional to 5,373,536.94, 7,415,481.15 and 2,926,147.05
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Solution
The fourth proportional to 5,373,536.94, 7,415,481.15 and 2,926,147.05 is: 4,038,083.02
Step by Step Solution
- Step 1: Write the proportion equation
5,373,536.94 : 7,415,481.15 = 2,926,147.05 : x - Step 2: Convert to fraction form
5,373,536.94/7,415,481.15 = 2,926,147.05/x - Step 3: Cross multiply
5,373,536.94x = 7,415,481.15 × 2,926,147.05 - Step 4: Simplify right side
5,373,536.94x = 21,698,788,291,403.11 - Step 5: Solve for x
x = 21,698,788,291,403.11/5,373,536.94 - Step 6: Final answer
x = 4,038,083.02
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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.