Finding the Fourth Proportional to 16,694,430.66, 23,059,925.37 and 13,805,491.14
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Solution
The fourth proportional to 16,694,430.66, 23,059,925.37 and 13,805,491.14 is: 19,069,449.08
Step by Step Solution
- Step 1: Write the proportion equation
16,694,430.66 : 23,059,925.37 = 13,805,491.14 : x - Step 2: Convert to fraction form
16,694,430.66/23,059,925.37 = 13,805,491.14/x - Step 3: Cross multiply
16,694,430.66x = 23,059,925.37 × 13,805,491.14 - Step 4: Simplify right side
16,694,430.66x = 318,353,595,384,596.25 - Step 5: Solve for x
x = 318,353,595,384,596.25/16,694,430.66 - Step 6: Final answer
x = 19,069,449.08
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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.