Finding the Fourth Proportional to 11,442,896.10, 15,791,120.64 and 6,215,856.75
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Solution
The fourth proportional to 11,442,896.10, 15,791,120.64 and 6,215,856.75 is: 8,577,841.04
Step by Step Solution
- Step 1: Write the proportion equation
11,442,896.10 : 15,791,120.64 = 6,215,856.75 : x - Step 2: Convert to fraction form
11,442,896.10/15,791,120.64 = 6,215,856.75/x - Step 3: Cross multiply
11,442,896.10x = 15,791,120.64 × 6,215,856.75 - Step 4: Simplify right side
11,442,896.10x = 98,155,343,820,208.33 - Step 5: Solve for x
x = 98,155,343,820,208.33/11,442,896.10 - Step 6: Final answer
x = 8,577,841.04
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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.