Finding the Fourth Proportional to 14,613,221.24, 20,165,748.76 and 8,087,125.76
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Solution
The fourth proportional to 14,613,221.24, 20,165,748.76 and 8,087,125.76 is: 11,159,958.75
Step by Step Solution
- Step 1: Write the proportion equation
14,613,221.24 : 20,165,748.76 = 8,087,125.76 : x - Step 2: Convert to fraction form
14,613,221.24/20,165,748.76 = 8,087,125.76/x - Step 3: Cross multiply
14,613,221.24x = 20,165,748.76 × 8,087,125.76 - Step 4: Simplify right side
14,613,221.24x = 163,082,946,266,684.06 - Step 5: Solve for x
x = 163,082,946,266,684.06/14,613,221.24 - Step 6: Final answer
x = 11,159,958.75
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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.