Finding the Fourth Proportional to 91,983,201.08, 126,944,448.20 and 52,832,533.10
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Solution
The fourth proportional to 91,983,201.08, 126,944,448.20 and 52,832,533.10 is: 72,913,278.54
Step by Step Solution
- Step 1: Write the proportion equation
91,983,201.08 : 126,944,448.20 = 52,832,533.10 : x - Step 2: Convert to fraction form
91,983,201.08/126,944,448.20 = 52,832,533.10/x - Step 3: Cross multiply
91,983,201.08x = 126,944,448.20 × 52,832,533.10 - Step 4: Simplify right side
91,983,201.08x = 6,706,796,761,387,736 - Step 5: Solve for x
x = 6,706,796,761,387,736/91,983,201.08 - Step 6: Final answer
x = 72,913,278.54
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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.