Finding the Fourth Proportional to 10,965,649.99, 15,132,600.65 and 6,004,405.12
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Solution
The fourth proportional to 10,965,649.99, 15,132,600.65 and 6,004,405.12 is: 8,286,081.07
Step by Step Solution
- Step 1: Write the proportion equation
10,965,649.99 : 15,132,600.65 = 6,004,405.12 : x - Step 2: Convert to fraction form
10,965,649.99/15,132,600.65 = 6,004,405.12/x - Step 3: Cross multiply
10,965,649.99x = 15,132,600.65 × 6,004,405.12 - Step 4: Simplify right side
10,965,649.99x = 90,862,264,791,753.30 - Step 5: Solve for x
x = 90,862,264,791,753.30/10,965,649.99 - Step 6: Final answer
x = 8,286,081.07
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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.