Finding the Fourth Proportional to 14,613,239.66, 20,166,309.98 and 8,087,319.14
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Solution
The fourth proportional to 14,613,239.66, 20,166,309.98 and 8,087,319.14 is: 11,160,522.13
Step by Step Solution
- Step 1: Write the proportion equation
14,613,239.66 : 20,166,309.98 = 8,087,319.14 : x - Step 2: Convert to fraction form
14,613,239.66/20,166,309.98 = 8,087,319.14/x - Step 3: Cross multiply
14,613,239.66x = 20,166,309.98 × 8,087,319.14 - Step 4: Simplify right side
14,613,239.66x = 163,091,384,543,158.88 - Step 5: Solve for x
x = 163,091,384,543,158.88/14,613,239.66 - Step 6: Final answer
x = 11,160,522.13
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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.