Finding the Fourth Proportional to 17,551,230.40, 26,326,845.60 and 15,311,742.40
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Solution
The fourth proportional to 17,551,230.40, 26,326,845.60 and 15,311,742.40 is: 22,967,613.60
Step by Step Solution
- Step 1: Write the proportion equation
17,551,230.40 : 26,326,845.60 = 15,311,742.40 : x - Step 2: Convert to fraction form
17,551,230.40/26,326,845.60 = 15,311,742.40/x - Step 3: Cross multiply
17,551,230.40x = 26,326,845.60 × 15,311,742.40 - Step 4: Simplify right side
17,551,230.40x = 403,109,878,031,773.50 - Step 5: Solve for x
x = 403,109,878,031,773.50/17,551,230.40 - Step 6: Final answer
x = 22,967,613.60
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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.