Finding the Fourth Proportional to 6,281,580.24, 8,673,969.42 and 6,078,451.68
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Solution
The fourth proportional to 6,281,580.24, 8,673,969.42 and 6,078,451.68 is: 8,393,477.75
Step by Step Solution
- Step 1: Write the proportion equation
6,281,580.24 : 8,673,969.42 = 6,078,451.68 : x - Step 2: Convert to fraction form
6,281,580.24/8,673,969.42 = 6,078,451.68/x - Step 3: Cross multiply
6,281,580.24x = 8,673,969.42 × 6,078,451.68 - Step 4: Simplify right side
6,281,580.24x = 52,724,303,993,267.62 - Step 5: Solve for x
x = 52,724,303,993,267.62/6,281,580.24 - Step 6: Final answer
x = 8,393,477.75
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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.