Finding the Fourth Proportional to 5,915,740.36, 8,163,727.14 and 3,199,486.36
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Solution
The fourth proportional to 5,915,740.36, 8,163,727.14 and 3,199,486.36 is: 4,415,294.12
Step by Step Solution
- Step 1: Write the proportion equation
5,915,740.36 : 8,163,727.14 = 3,199,486.36 : x - Step 2: Convert to fraction form
5,915,740.36/8,163,727.14 = 3,199,486.36/x - Step 3: Cross multiply
5,915,740.36x = 8,163,727.14 × 3,199,486.36 - Step 4: Simplify right side
5,915,740.36x = 26,119,733,631,191.81 - Step 5: Solve for x
x = 26,119,733,631,191.81/5,915,740.36 - Step 6: Final answer
x = 4,415,294.12
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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.