Finding the Fourth Proportional to 8,982,550.08, 12,395,905.92 and 5,115,072
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Solution
The fourth proportional to 8,982,550.08, 12,395,905.92 and 5,115,072 is: 7,058,791.85
Step by Step Solution
- Step 1: Write the proportion equation
8,982,550.08 : 12,395,905.92 = 5,115,072 : x - Step 2: Convert to fraction form
8,982,550.08/12,395,905.92 = 5,115,072/x - Step 3: Cross multiply
8,982,550.08x = 12,395,905.92 × 5,115,072 - Step 4: Simplify right side
8,982,550.08x = 63,405,951,286,026.24 - Step 5: Solve for x
x = 63,405,951,286,026.24/8,982,550.08 - Step 6: Final answer
x = 7,058,791.85
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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.