Finding the Fourth Proportional to 33,130,445.37, 45,618,615.53 and 33,034,785.99
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Solution
The fourth proportional to 33,130,445.37, 45,618,615.53 and 33,034,785.99 is: 45,486,898.36
Step by Step Solution
- Step 1: Write the proportion equation
33,130,445.37 : 45,618,615.53 = 33,034,785.99 : x - Step 2: Convert to fraction form
33,130,445.37/45,618,615.53 = 33,034,785.99/x - Step 3: Cross multiply
33,130,445.37x = 45,618,615.53 × 33,034,785.99 - Step 4: Simplify right side
33,130,445.37x = 1,507,001,200,800,373.25 - Step 5: Solve for x
x = 1,507,001,200,800,373.25/33,130,445.37 - Step 6: Final answer
x = 45,486,898.36
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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.