Finding the Fourth Proportional to 32,798,688.12, 45,261,924.12 and 18,115,360.88
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Solution
The fourth proportional to 32,798,688.12, 45,261,924.12 and 18,115,360.88 is: 24,999,051.37
Step by Step Solution
- Step 1: Write the proportion equation
32,798,688.12 : 45,261,924.12 = 18,115,360.88 : x - Step 2: Convert to fraction form
32,798,688.12/45,261,924.12 = 18,115,360.88/x - Step 3: Cross multiply
32,798,688.12x = 45,261,924.12 × 18,115,360.88 - Step 4: Simplify right side
32,798,688.12x = 819,936,089,330,666.75 - Step 5: Solve for x
x = 819,936,089,330,666.75/32,798,688.12 - Step 6: Final answer
x = 24,999,051.37
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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.