Finding the Fourth Proportional to 7,649,331.34, 11,475,243.39 and 2,258,526.70
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Solution
The fourth proportional to 7,649,331.34, 11,475,243.39 and 2,258,526.70 is: 3,388,158.05
Step by Step Solution
- Step 1: Write the proportion equation
7,649,331.34 : 11,475,243.39 = 2,258,526.70 : x - Step 2: Convert to fraction form
7,649,331.34/11,475,243.39 = 2,258,526.70/x - Step 3: Cross multiply
7,649,331.34x = 11,475,243.39 × 2,258,526.70 - Step 4: Simplify right side
7,649,331.34x = 25,917,143,585,313.52 - Step 5: Solve for x
x = 25,917,143,585,313.52/7,649,331.34 - Step 6: Final answer
x = 3,388,158.05
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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.