Finding the Fourth Proportional to 53,184,115.69, 73,395,202.68 and 29,979,236.50
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Solution
The fourth proportional to 53,184,115.69, 73,395,202.68 and 29,979,236.50 is: 41,371,979.41
Step by Step Solution
- Step 1: Write the proportion equation
53,184,115.69 : 73,395,202.68 = 29,979,236.50 : x - Step 2: Convert to fraction form
53,184,115.69/73,395,202.68 = 29,979,236.50/x - Step 3: Cross multiply
53,184,115.69x = 73,395,202.68 × 29,979,236.50 - Step 4: Simplify right side
53,184,115.69x = 2,200,332,139,109,154 - Step 5: Solve for x
x = 2,200,332,139,109,154/53,184,115.69 - Step 6: Final answer
x = 41,371,979.41
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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.