Finding the Fourth Proportional to 13,924,237.76, 20,881,253.64 and 4,823,984.96
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Solution
The fourth proportional to 13,924,237.76, 20,881,253.64 and 4,823,984.96 is: 7,234,209.53
Step by Step Solution
- Step 1: Write the proportion equation
13,924,237.76 : 20,881,253.64 = 4,823,984.96 : x - Step 2: Convert to fraction form
13,924,237.76/20,881,253.64 = 4,823,984.96/x - Step 3: Cross multiply
13,924,237.76x = 20,881,253.64 × 4,823,984.96 - Step 4: Simplify right side
13,924,237.76x = 100,730,853,505,305.25 - Step 5: Solve for x
x = 100,730,853,505,305.25/13,924,237.76 - Step 6: Final answer
x = 7,234,209.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.