Finding the Fourth Proportional to 6,116,494.99, 8,440,703.75 and 3,325,618.21
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Solution
The fourth proportional to 6,116,494.99, 8,440,703.75 and 3,325,618.21 is: 4,589,320.86
Step by Step Solution
- Step 1: Write the proportion equation
6,116,494.99 : 8,440,703.75 = 3,325,618.21 : x - Step 2: Convert to fraction form
6,116,494.99/8,440,703.75 = 3,325,618.21/x - Step 3: Cross multiply
6,116,494.99x = 8,440,703.75 × 3,325,618.21 - Step 4: Simplify right side
6,116,494.99x = 28,070,558,072,931.50 - Step 5: Solve for x
x = 28,070,558,072,931.50/6,116,494.99 - Step 6: Final answer
x = 4,589,320.86
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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.