Finding the Fourth Proportional to 10,233,367.36, 15,349,840.26 and 3,410,436.04
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Solution
The fourth proportional to 10,233,367.36, 15,349,840.26 and 3,410,436.04 is: 5,115,583.81
Step by Step Solution
- Step 1: Write the proportion equation
10,233,367.36 : 15,349,840.26 = 3,410,436.04 : x - Step 2: Convert to fraction form
10,233,367.36/15,349,840.26 = 3,410,436.04/x - Step 3: Cross multiply
10,233,367.36x = 15,349,840.26 × 3,410,436.04 - Step 4: Simplify right side
10,233,367.36x = 52,349,648,430,946.97 - Step 5: Solve for x
x = 52,349,648,430,946.97/10,233,367.36 - Step 6: Final answer
x = 5,115,583.81
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1.5x scale
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.