Finding the Fourth Proportional to 10,127,932.60, 15,189,514.26 and 2,937,569.08
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Solution
The fourth proportional to 10,127,932.60, 15,189,514.26 and 2,937,569.08 is: 4,405,661.96
Step by Step Solution
- Step 1: Write the proportion equation
10,127,932.60 : 15,189,514.26 = 2,937,569.08 : x - Step 2: Convert to fraction form
10,127,932.60/15,189,514.26 = 2,937,569.08/x - Step 3: Cross multiply
10,127,932.60x = 15,189,514.26 × 2,937,569.08 - Step 4: Simplify right side
10,127,932.60x = 44,620,247,430,395.08 - Step 5: Solve for x
x = 44,620,247,430,395.08/10,127,932.60 - Step 6: Final answer
x = 4,405,661.96
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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.