Finding the Fourth Proportional to 7,486,953.08, 10,331,995.26 and 4,049,194.12
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Solution
The fourth proportional to 7,486,953.08, 10,331,995.26 and 4,049,194.12 is: 5,587,887.89
Step by Step Solution
- Step 1: Write the proportion equation
7,486,953.08 : 10,331,995.26 = 4,049,194.12 : x - Step 2: Convert to fraction form
7,486,953.08/10,331,995.26 = 4,049,194.12/x - Step 3: Cross multiply
7,486,953.08x = 10,331,995.26 × 4,049,194.12 - Step 4: Simplify right side
7,486,953.08x = 41,836,254,454,659.88 - Step 5: Solve for x
x = 41,836,254,454,659.88/7,486,953.08 - Step 6: Final answer
x = 5,587,887.89
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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.