Finding the Fourth Proportional to 12,313,805.08, 16,993,074.06 and 6,881,297.08
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Solution
The fourth proportional to 12,313,805.08, 16,993,074.06 and 6,881,297.08 is: 9,496,202.85
Step by Step Solution
- Step 1: Write the proportion equation
12,313,805.08 : 16,993,074.06 = 6,881,297.08 : x - Step 2: Convert to fraction form
12,313,805.08/16,993,074.06 = 6,881,297.08/x - Step 3: Cross multiply
12,313,805.08x = 16,993,074.06 × 6,881,297.08 - Step 4: Simplify right side
12,313,805.08x = 116,934,390,909,301.73 - Step 5: Solve for x
x = 116,934,390,909,301.73/12,313,805.08 - Step 6: Final answer
x = 9,496,202.85
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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.