Finding the Fourth Proportional to 22,785,811.08, 31,444,429.26 and 12,472,593
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Solution
The fourth proportional to 22,785,811.08, 31,444,429.26 and 12,472,593 is: 17,212,183.80
Step by Step Solution
- Step 1: Write the proportion equation
22,785,811.08 : 31,444,429.26 = 12,472,593 : x - Step 2: Convert to fraction form
22,785,811.08/31,444,429.26 = 12,472,593/x - Step 3: Cross multiply
22,785,811.08x = 31,444,429.26 × 12,472,593 - Step 4: Simplify right side
22,785,811.08x = 392,193,568,277,271.19 - Step 5: Solve for x
x = 392,193,568,277,271.19/22,785,811.08 - Step 6: Final answer
x = 17,212,183.80
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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.