Finding the Fourth Proportional to 5,308,334.24, 7,325,431.30 and 2,985,226.07
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Solution
The fourth proportional to 5,308,334.24, 7,325,431.30 and 2,985,226.07 is: 4,119,572.63
Step by Step Solution
- Step 1: Write the proportion equation
5,308,334.24 : 7,325,431.30 = 2,985,226.07 : x - Step 2: Convert to fraction form
5,308,334.24/7,325,431.30 = 2,985,226.07/x - Step 3: Cross multiply
5,308,334.24x = 7,325,431.30 × 2,985,226.07 - Step 4: Simplify right side
5,308,334.24x = 21,868,068,470,065.03 - Step 5: Solve for x
x = 21,868,068,470,065.03/5,308,334.24 - Step 6: Final answer
x = 4,119,572.63
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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.