Finding the Fourth Proportional to 11,236,442.96, 15,506,181.06 and 6,079,691.36
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Solution
The fourth proportional to 11,236,442.96, 15,506,181.06 and 6,079,691.36 is: 8,389,914.44
Step by Step Solution
- Step 1: Write the proportion equation
11,236,442.96 : 15,506,181.06 = 6,079,691.36 : x - Step 2: Convert to fraction form
11,236,442.96/15,506,181.06 = 6,079,691.36/x - Step 3: Cross multiply
11,236,442.96x = 15,506,181.06 × 6,079,691.36 - Step 4: Simplify right side
11,236,442.96x = 94,272,795,017,077.66 - Step 5: Solve for x
x = 94,272,795,017,077.66/11,236,442.96 - Step 6: Final answer
x = 8,389,914.44
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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.