Finding the Fourth Proportional to 36,017,681.24, 54,028,015.86 and 10,458,690.68
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Solution
The fourth proportional to 36,017,681.24, 54,028,015.86 and 10,458,690.68 is: 15,688,469.84
Step by Step Solution
- Step 1: Write the proportion equation
36,017,681.24 : 54,028,015.86 = 10,458,690.68 : x - Step 2: Convert to fraction form
36,017,681.24/54,028,015.86 = 10,458,690.68/x - Step 3: Cross multiply
36,017,681.24x = 54,028,015.86 × 10,458,690.68 - Step 4: Simplify right side
36,017,681.24x = 565,062,305,933,874.12 - Step 5: Solve for x
x = 565,062,305,933,874.12/36,017,681.24 - Step 6: Final answer
x = 15,688,469.84
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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.