Finding the Fourth Proportional to 16,694,437.16, 23,059,934.36 and 13,805,497.64
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Solution
The fourth proportional to 16,694,437.16, 23,059,934.36 and 13,805,497.64 is: 19,069,458.07
Step by Step Solution
- Step 1: Write the proportion equation
16,694,437.16 : 23,059,934.36 = 13,805,497.64 : x - Step 2: Convert to fraction form
16,694,437.16/23,059,934.36 = 13,805,497.64/x - Step 3: Cross multiply
16,694,437.16x = 23,059,934.36 × 13,805,497.64 - Step 4: Simplify right side
16,694,437.16x = 318,353,869,385,534.94 - Step 5: Solve for x
x = 318,353,869,385,534.94/16,694,437.16 - Step 6: Final answer
x = 19,069,458.07
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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.