Finding the Fourth Proportional to 10,982,410.92, 15,156,282.60 and 6,334,466.76
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Solution
The fourth proportional to 10,982,410.92, 15,156,282.60 and 6,334,466.76 is: 8,741,884.55
Step by Step Solution
- Step 1: Write the proportion equation
10,982,410.92 : 15,156,282.60 = 6,334,466.76 : x - Step 2: Convert to fraction form
10,982,410.92/15,156,282.60 = 6,334,466.76/x - Step 3: Cross multiply
10,982,410.92x = 15,156,282.60 × 6,334,466.76 - Step 4: Simplify right side
10,982,410.92x = 96,006,968,334,866.38 - Step 5: Solve for x
x = 96,006,968,334,866.38/10,982,410.92 - Step 6: Final answer
x = 8,741,884.55
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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.