Finding the Fourth Proportional to 23,552,856.96, 32,497,267.20 and 13,757,740.80
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Solution
The fourth proportional to 23,552,856.96, 32,497,267.20 and 13,757,740.80 is: 18,982,367.18
Step by Step Solution
- Step 1: Write the proportion equation
23,552,856.96 : 32,497,267.20 = 13,757,740.80 : x - Step 2: Convert to fraction form
23,552,856.96/32,497,267.20 = 13,757,740.80/x - Step 3: Cross multiply
23,552,856.96x = 32,497,267.20 × 13,757,740.80 - Step 4: Simplify right side
23,552,856.96x = 447,088,978,845,941.75 - Step 5: Solve for x
x = 447,088,978,845,941.75/23,552,856.96 - Step 6: Final answer
x = 18,982,367.18
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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.