Finding the Fourth Proportional to 10,346,415.12, 14,278,056.75 and 5,998,022.19
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Solution
The fourth proportional to 10,346,415.12, 14,278,056.75 and 5,998,022.19 is: 8,277,272.87
Step by Step Solution
- Step 1: Write the proportion equation
10,346,415.12 : 14,278,056.75 = 5,998,022.19 : x - Step 2: Convert to fraction form
10,346,415.12/14,278,056.75 = 5,998,022.19/x - Step 3: Cross multiply
10,346,415.12x = 14,278,056.75 × 5,998,022.19 - Step 4: Simplify right side
10,346,415.12x = 85,640,101,216,579.28 - Step 5: Solve for x
x = 85,640,101,216,579.28/10,346,415.12 - Step 6: Final answer
x = 8,277,272.87
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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.