Finding the Fourth Proportional to 45,537,201.38, 68,305,199.12 and 10,993,417.01
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Solution
The fourth proportional to 45,537,201.38, 68,305,199.12 and 10,993,417.01 is: 16,489,979.95
Step by Step Solution
- Step 1: Write the proportion equation
45,537,201.38 : 68,305,199.12 = 10,993,417.01 : x - Step 2: Convert to fraction form
45,537,201.38/68,305,199.12 = 10,993,417.01/x - Step 3: Cross multiply
45,537,201.38x = 68,305,199.12 × 10,993,417.01 - Step 4: Simplify right side
45,537,201.38x = 750,907,537,480,752 - Step 5: Solve for x
x = 750,907,537,480,752/45,537,201.38 - Step 6: Final answer
x = 16,489,979.95
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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.