Finding the Fourth Proportional to 46,622,176.56, 69,916,468.68 and 19,697,932.08
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Solution
The fourth proportional to 46,622,176.56, 69,916,468.68 and 19,697,932.08 is: 29,539,801.72
Step by Step Solution
- Step 1: Write the proportion equation
46,622,176.56 : 69,916,468.68 = 19,697,932.08 : x - Step 2: Convert to fraction form
46,622,176.56/69,916,468.68 = 19,697,932.08/x - Step 3: Cross multiply
46,622,176.56x = 69,916,468.68 × 19,697,932.08 - Step 4: Simplify right side
46,622,176.56x = 1,377,209,851,332,087.25 - Step 5: Solve for x
x = 1,377,209,851,332,087.25/46,622,176.56 - Step 6: Final answer
x = 29,539,801.72
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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.