Finding the Fourth Proportional to 14,633,710.16, 20,192,885.96 and 8,105,720.08
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Solution
The fourth proportional to 14,633,710.16, 20,192,885.96 and 8,105,720.08 is: 11,184,988.59
Step by Step Solution
- Step 1: Write the proportion equation
14,633,710.16 : 20,192,885.96 = 8,105,720.08 : x - Step 2: Convert to fraction form
14,633,710.16/20,192,885.96 = 8,105,720.08/x - Step 3: Cross multiply
14,633,710.16x = 20,192,885.96 × 8,105,720.08 - Step 4: Simplify right side
14,633,710.16x = 163,677,881,199,122.09 - Step 5: Solve for x
x = 163,677,881,199,122.09/14,633,710.16 - Step 6: Final answer
x = 11,184,988.59
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1.5x scale
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.