Finding the Fourth Proportional to 18,844,905.80, 26,442,587.80 and 18,844,905.80
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Solution
The fourth proportional to 18,844,905.80, 26,442,587.80 and 18,844,905.80 is: 26,442,587.80
Step by Step Solution
- Step 1: Write the proportion equation
18,844,905.80 : 26,442,587.80 = 18,844,905.80 : x - Step 2: Convert to fraction form
18,844,905.80/26,442,587.80 = 18,844,905.80/x - Step 3: Cross multiply
18,844,905.80x = 26,442,587.80 × 18,844,905.80 - Step 4: Simplify right side
18,844,905.80x = 498,308,076,199,229.25 - Step 5: Solve for x
x = 498,308,076,199,229.25/18,844,905.80 - Step 6: Final answer
x = 26,442,587.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.