Finding the Fourth Proportional to 46,288,907.92, 63,876,239.20 and 26,438,775.60
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Solution
The fourth proportional to 46,288,907.92, 63,876,239.20 and 26,438,775.60 is: 36,484,108.83
Step by Step Solution
- Step 1: Write the proportion equation
46,288,907.92 : 63,876,239.20 = 26,438,775.60 : x - Step 2: Convert to fraction form
46,288,907.92/63,876,239.20 = 26,438,775.60/x - Step 3: Cross multiply
46,288,907.92x = 63,876,239.20 × 26,438,775.60 - Step 4: Simplify right side
46,288,907.92x = 1,688,809,554,380,723.75 - Step 5: Solve for x
x = 1,688,809,554,380,723.75/46,288,907.92 - Step 6: Final answer
x = 36,484,108.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.