Finding the Fourth Proportional to 14,370,173.61, 19,827,879.25 and 8,257,421.13
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Solution
The fourth proportional to 14,370,173.61, 19,827,879.25 and 8,257,421.13 is: 11,393,540.09
Step by Step Solution
- Step 1: Write the proportion equation
14,370,173.61 : 19,827,879.25 = 8,257,421.13 : x - Step 2: Convert to fraction form
14,370,173.61/19,827,879.25 = 8,257,421.13/x - Step 3: Cross multiply
14,370,173.61x = 19,827,879.25 × 8,257,421.13 - Step 4: Simplify right side
14,370,173.61x = 163,727,149,082,038.56 - Step 5: Solve for x
x = 163,727,149,082,038.56/14,370,173.61 - Step 6: Final answer
x = 11,393,540.09
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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.