Finding the Fourth Proportional to 26,296,419.76, 39,444,629.74 and 7,127,176.84
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Solution
The fourth proportional to 26,296,419.76, 39,444,629.74 and 7,127,176.84 is: 10,690,765.28
Step by Step Solution
- Step 1: Write the proportion equation
26,296,419.76 : 39,444,629.74 = 7,127,176.84 : x - Step 2: Convert to fraction form
26,296,419.76/39,444,629.74 = 7,127,176.84/x - Step 3: Cross multiply
26,296,419.76x = 39,444,629.74 × 7,127,176.84 - Step 4: Simplify right side
26,296,419.76x = 281,128,851,428,873.69 - Step 5: Solve for x
x = 281,128,851,428,873.69/26,296,419.76 - Step 6: Final answer
x = 10,690,765.28
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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.