Finding the Fourth Proportional to 8,513,561.01, 11,748,710.95 and 4,646,082.17
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Solution
The fourth proportional to 8,513,561.01, 11,748,710.95 and 4,646,082.17 is: 6,411,591.63
Step by Step Solution
- Step 1: Write the proportion equation
8,513,561.01 : 11,748,710.95 = 4,646,082.17 : x - Step 2: Convert to fraction form
8,513,561.01/11,748,710.95 = 4,646,082.17/x - Step 3: Cross multiply
8,513,561.01x = 11,748,710.95 × 4,646,082.17 - Step 4: Simplify right side
8,513,561.01x = 54,585,476,483,035.34 - Step 5: Solve for x
x = 54,585,476,483,035.34/8,513,561.01 - Step 6: Final answer
x = 6,411,591.63
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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.