Finding the Fourth Proportional to 46,609,420.72, 69,914,352.21 and 14,261,271.64
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Solution
The fourth proportional to 46,609,420.72, 69,914,352.21 and 14,261,271.64 is: 21,391,975.12
Step by Step Solution
- Step 1: Write the proportion equation
46,609,420.72 : 69,914,352.21 = 14,261,271.64 : x - Step 2: Convert to fraction form
46,609,420.72/69,914,352.21 = 14,261,271.64/x - Step 3: Cross multiply
46,609,420.72x = 69,914,352.21 × 14,261,271.64 - Step 4: Simplify right side
46,609,420.72x = 997,067,568,401,444.25 - Step 5: Solve for x
x = 997,067,568,401,444.25/46,609,420.72 - Step 6: Final answer
x = 21,391,975.12
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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.