Finding the Fourth Proportional to 7,767,446.76, 11,643,086.58 and 4,350,724.20
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Solution
The fourth proportional to 7,767,446.76, 11,643,086.58 and 4,350,724.20 is: 6,521,558.51
Step by Step Solution
- Step 1: Write the proportion equation
7,767,446.76 : 11,643,086.58 = 4,350,724.20 : x - Step 2: Convert to fraction form
7,767,446.76/11,643,086.58 = 4,350,724.20/x - Step 3: Cross multiply
7,767,446.76x = 11,643,086.58 × 4,350,724.20 - Step 4: Simplify right side
7,767,446.76x = 50,655,858,546,301.24 - Step 5: Solve for x
x = 50,655,858,546,301.24/7,767,446.76 - Step 6: Final answer
x = 6,521,558.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.