Finding the Fourth Proportional to 10,939,857.84, 16,409,798.64 and 2,852,826.48
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Solution
The fourth proportional to 10,939,857.84, 16,409,798.64 and 2,852,826.48 is: 4,279,242.82
Step by Step Solution
- Step 1: Write the proportion equation
10,939,857.84 : 16,409,798.64 = 2,852,826.48 : x - Step 2: Convert to fraction form
10,939,857.84/16,409,798.64 = 2,852,826.48/x - Step 3: Cross multiply
10,939,857.84x = 16,409,798.64 × 2,852,826.48 - Step 4: Simplify right side
10,939,857.84x = 46,814,308,091,659.99 - Step 5: Solve for x
x = 46,814,308,091,659.99/10,939,857.84 - Step 6: Final answer
x = 4,279,242.82
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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.