Finding the Fourth Proportional to 8,168,150.30, 11,269,015.35 and 8,155,553.18
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Solution
The fourth proportional to 8,168,150.30, 11,269,015.35 and 8,155,553.18 is: 11,251,636.00
Step by Step Solution
- Step 1: Write the proportion equation
8,168,150.30 : 11,269,015.35 = 8,155,553.18 : x - Step 2: Convert to fraction form
8,168,150.30/11,269,015.35 = 8,155,553.18/x - Step 3: Cross multiply
8,168,150.30x = 11,269,015.35 × 8,155,553.18 - Step 4: Simplify right side
8,168,150.30x = 91,905,053,973,161.31 - Step 5: Solve for x
x = 91,905,053,973,161.31/8,168,150.30 - Step 6: Final answer
x = 11,251,636.00
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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.