Finding the Fourth Proportional to 9,995,643.95, 14,993,465.94 and 2,422,609.70
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Solution
The fourth proportional to 9,995,643.95, 14,993,465.94 and 2,422,609.70 is: 3,633,914.55
Step by Step Solution
- Step 1: Write the proportion equation
9,995,643.95 : 14,993,465.94 = 2,422,609.70 : x - Step 2: Convert to fraction form
9,995,643.95/14,993,465.94 = 2,422,609.70/x - Step 3: Cross multiply
9,995,643.95x = 14,993,465.94 × 2,422,609.70 - Step 4: Simplify right side
9,995,643.95x = 36,323,316,022,863.62 - Step 5: Solve for x
x = 36,323,316,022,863.62/9,995,643.95 - Step 6: Final answer
x = 3,633,914.55
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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.