Finding the Fourth Proportional to 11,472,270.95, 15,831,248.92 and 6,245,170.44
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Solution
The fourth proportional to 11,472,270.95, 15,831,248.92 and 6,245,170.44 is: 8,618,071.20
Step by Step Solution
- Step 1: Write the proportion equation
11,472,270.95 : 15,831,248.92 = 6,245,170.44 : x - Step 2: Convert to fraction form
11,472,270.95/15,831,248.92 = 6,245,170.44/x - Step 3: Cross multiply
11,472,270.95x = 15,831,248.92 × 6,245,170.44 - Step 4: Simplify right side
11,472,270.95x = 98,868,847,842,061.97 - Step 5: Solve for x
x = 98,868,847,842,061.97/11,472,270.95 - Step 6: Final answer
x = 8,618,071.20
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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.