Finding the Fourth Proportional to 8,301,394.27, 12,440,386.49 and 3,919,858.66
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Solution
The fourth proportional to 8,301,394.27, 12,440,386.49 and 3,919,858.66 is: 5,874,261.01
Step by Step Solution
- Step 1: Write the proportion equation
8,301,394.27 : 12,440,386.49 = 3,919,858.66 : x - Step 2: Convert to fraction form
8,301,394.27/12,440,386.49 = 3,919,858.66/x - Step 3: Cross multiply
8,301,394.27x = 12,440,386.49 × 3,919,858.66 - Step 4: Simplify right side
8,301,394.27x = 48,764,556,696,974.21 - Step 5: Solve for x
x = 48,764,556,696,974.21/8,301,394.27 - Step 6: Final answer
x = 5,874,261.01
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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.