Finding the Fourth Proportional to 10,222,809.24, 15,332,588.82 and 3,398,814.84
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Solution
The fourth proportional to 10,222,809.24, 15,332,588.82 and 3,398,814.84 is: 5,097,681.98
Step by Step Solution
- Step 1: Write the proportion equation
10,222,809.24 : 15,332,588.82 = 3,398,814.84 : x - Step 2: Convert to fraction form
10,222,809.24/15,332,588.82 = 3,398,814.84/x - Step 3: Cross multiply
10,222,809.24x = 15,332,588.82 × 3,398,814.84 - Step 4: Simplify right side
10,222,809.24x = 52,112,630,417,034.09 - Step 5: Solve for x
x = 52,112,630,417,034.09/10,222,809.24 - Step 6: Final answer
x = 5,097,681.98
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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.