Finding the Fourth Proportional to 11,401,774.92, 15,734,425.32 and 6,174,766.44
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Solution
The fourth proportional to 11,401,774.92, 15,734,425.32 and 6,174,766.44 is: 8,521,164.65
Step by Step Solution
- Step 1: Write the proportion equation
11,401,774.92 : 15,734,425.32 = 6,174,766.44 : x - Step 2: Convert to fraction form
11,401,774.92/15,734,425.32 = 6,174,766.44/x - Step 3: Cross multiply
11,401,774.92x = 15,734,425.32 × 6,174,766.44 - Step 4: Simplify right side
11,401,774.92x = 97,156,401,418,622.27 - Step 5: Solve for x
x = 97,156,401,418,622.27/11,401,774.92 - Step 6: Final answer
x = 8,521,164.65
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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.