Finding the Fourth Proportional to 32,259,564.70, 48,389,347.05 and 9,538,438.30
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Solution
The fourth proportional to 32,259,564.70, 48,389,347.05 and 9,538,438.30 is: 14,307,657.45
Step by Step Solution
- Step 1: Write the proportion equation
32,259,564.70 : 48,389,347.05 = 9,538,438.30 : x - Step 2: Convert to fraction form
32,259,564.70/48,389,347.05 = 9,538,438.30/x - Step 3: Cross multiply
32,259,564.70x = 48,389,347.05 × 9,538,438.30 - Step 4: Simplify right side
32,259,564.70x = 461,558,801,213,712 - Step 5: Solve for x
x = 461,558,801,213,712/32,259,564.70 - Step 6: Final answer
x = 14,307,657.45
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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.