Finding the Fourth Proportional to 21,662,953.36, 32,303,503.97 and 21,468,682.24
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Solution
The fourth proportional to 21,662,953.36, 32,303,503.97 and 21,468,682.24 is: 32,013,809.50
Step by Step Solution
- Step 1: Write the proportion equation
21,662,953.36 : 32,303,503.97 = 21,468,682.24 : x - Step 2: Convert to fraction form
21,662,953.36/32,303,503.97 = 21,468,682.24/x - Step 3: Cross multiply
21,662,953.36x = 32,303,503.97 × 21,468,682.24 - Step 4: Simplify right side
21,662,953.36x = 693,513,661,970,508.38 - Step 5: Solve for x
x = 693,513,661,970,508.38/21,662,953.36 - Step 6: Final answer
x = 32,013,809.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.