Finding the Fourth Proportional to 5,626,995.48, 7,765,258.14 and 3,303,433.08
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Solution
The fourth proportional to 5,626,995.48, 7,765,258.14 and 3,303,433.08 is: 4,558,740.22
Step by Step Solution
- Step 1: Write the proportion equation
5,626,995.48 : 7,765,258.14 = 3,303,433.08 : x - Step 2: Convert to fraction form
5,626,995.48/7,765,258.14 = 3,303,433.08/x - Step 3: Cross multiply
5,626,995.48x = 7,765,258.14 × 3,303,433.08 - Step 4: Simplify right side
5,626,995.48x = 25,652,010,614,415.27 - Step 5: Solve for x
x = 25,652,010,614,415.27/5,626,995.48 - Step 6: Final answer
x = 4,558,740.22
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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.