Finding the Fourth Proportional to 22,387,161.36, 33,586,606.56 and 7,033,830.72
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Solution
The fourth proportional to 22,387,161.36, 33,586,606.56 and 7,033,830.72 is: 10,552,588.66
Step by Step Solution
- Step 1: Write the proportion equation
22,387,161.36 : 33,586,606.56 = 7,033,830.72 : x - Step 2: Convert to fraction form
22,387,161.36/33,586,606.56 = 7,033,830.72/x - Step 3: Cross multiply
22,387,161.36x = 33,586,606.56 × 7,033,830.72 - Step 4: Simplify right side
22,387,161.36x = 236,242,505,002,281.53 - Step 5: Solve for x
x = 236,242,505,002,281.53/22,387,161.36 - Step 6: Final answer
x = 10,552,588.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.