Finding the Fourth Proportional to 9,305,718.18, 13,958,582.13 and 2,916,468.15
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Solution
The fourth proportional to 9,305,718.18, 13,958,582.13 and 2,916,468.15 is: 4,374,703.75
Step by Step Solution
- Step 1: Write the proportion equation
9,305,718.18 : 13,958,582.13 = 2,916,468.15 : x - Step 2: Convert to fraction form
9,305,718.18/13,958,582.13 = 2,916,468.15/x - Step 3: Cross multiply
9,305,718.18x = 13,958,582.13 × 2,916,468.15 - Step 4: Simplify right side
9,305,718.18x = 40,709,760,201,304.16 - Step 5: Solve for x
x = 40,709,760,201,304.16/9,305,718.18 - Step 6: Final answer
x = 4,374,703.75
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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.