Finding the Fourth Proportional to 73,232,208.26, 101,065,171.32 and 40,637,160.26
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Solution
The fourth proportional to 73,232,208.26, 101,065,171.32 and 40,637,160.26 is: 56,081,902.50
Step by Step Solution
- Step 1: Write the proportion equation
73,232,208.26 : 101,065,171.32 = 40,637,160.26 : x - Step 2: Convert to fraction form
73,232,208.26/101,065,171.32 = 40,637,160.26/x - Step 3: Cross multiply
73,232,208.26x = 101,065,171.32 × 40,637,160.26 - Step 4: Simplify right side
73,232,208.26x = 4,107,001,563,635,195 - Step 5: Solve for x
x = 4,107,001,563,635,195/73,232,208.26 - Step 6: Final answer
x = 56,081,902.50
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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.