Finding the Fourth Proportional to 10,102,470.81, 15,153,837.54 and 3,370,884.81
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Solution
The fourth proportional to 10,102,470.81, 15,153,837.54 and 3,370,884.81 is: 5,056,371.03
Step by Step Solution
- Step 1: Write the proportion equation
10,102,470.81 : 15,153,837.54 = 3,370,884.81 : x - Step 2: Convert to fraction form
10,102,470.81/15,153,837.54 = 3,370,884.81/x - Step 3: Cross multiply
10,102,470.81x = 15,153,837.54 × 3,370,884.81 - Step 4: Simplify right side
10,102,470.81x = 51,081,840,776,793.77 - Step 5: Solve for x
x = 51,081,840,776,793.77/10,102,470.81 - Step 6: Final answer
x = 5,056,371.03
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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.