Finding the Fourth Proportional to 16,356,668.51, 22,576,048.97 and 10,166,390.26
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Solution
The fourth proportional to 16,356,668.51, 22,576,048.97 and 10,166,390.26 is: 14,032,009.27
Step by Step Solution
- Step 1: Write the proportion equation
16,356,668.51 : 22,576,048.97 = 10,166,390.26 : x - Step 2: Convert to fraction form
16,356,668.51/22,576,048.97 = 10,166,390.26/x - Step 3: Cross multiply
16,356,668.51x = 22,576,048.97 × 10,166,390.26 - Step 4: Simplify right side
16,356,668.51x = 229,516,924,250,618.97 - Step 5: Solve for x
x = 229,516,924,250,618.97/16,356,668.51 - Step 6: Final answer
x = 14,032,009.27
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1.5x scale
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.