Finding the Fourth Proportional to 7,272,090.14, 10,035,514.80 and 4,008,833.42
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Solution
The fourth proportional to 7,272,090.14, 10,035,514.80 and 4,008,833.42 is: 5,532,206.88
Step by Step Solution
- Step 1: Write the proportion equation
7,272,090.14 : 10,035,514.80 = 4,008,833.42 : x - Step 2: Convert to fraction form
7,272,090.14/10,035,514.80 = 4,008,833.42/x - Step 3: Cross multiply
7,272,090.14x = 10,035,514.80 × 4,008,833.42 - Step 4: Simplify right side
7,272,090.14x = 40,230,707,142,233.41 - Step 5: Solve for x
x = 40,230,707,142,233.41/7,272,090.14 - Step 6: Final answer
x = 5,532,206.88
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1.5x scale
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.