Finding the Fourth Proportional to 9,557,828.20, 14,313,122.70 and 6,345,562.60
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Solution
The fourth proportional to 9,557,828.20, 14,313,122.70 and 6,345,562.60 is: 9,502,662.55
Step by Step Solution
- Step 1: Write the proportion equation
9,557,828.20 : 14,313,122.70 = 6,345,562.60 : x - Step 2: Convert to fraction form
9,557,828.20/14,313,122.70 = 6,345,562.60/x - Step 3: Cross multiply
9,557,828.20x = 14,313,122.70 × 6,345,562.60 - Step 4: Simplify right side
9,557,828.20x = 90,824,816,094,331.02 - Step 5: Solve for x
x = 90,824,816,094,331.02/9,557,828.20 - Step 6: Final answer
x = 9,502,662.55
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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.