Finding the Fourth Proportional to 49,250,356.48, 73,875,535.36 and 13,348,564.48
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Solution
The fourth proportional to 49,250,356.48, 73,875,535.36 and 13,348,564.48 is: 20,022,846.89
Step by Step Solution
- Step 1: Write the proportion equation
49,250,356.48 : 73,875,535.36 = 13,348,564.48 : x - Step 2: Convert to fraction form
49,250,356.48/73,875,535.36 = 13,348,564.48/x - Step 3: Cross multiply
49,250,356.48x = 73,875,535.36 × 13,348,564.48 - Step 4: Simplify right side
49,250,356.48x = 986,132,347,247,480 - Step 5: Solve for x
x = 986,132,347,247,480/49,250,356.48 - Step 6: Final answer
x = 20,022,846.89
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1.5x scale
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.