Finding the Fourth Proportional to 53,805,907.35, 80,722,379.03 and 15,467,491.17
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Solution
The fourth proportional to 53,805,907.35, 80,722,379.03 and 15,467,491.17 is: 23,205,122.75
Step by Step Solution
- Step 1: Write the proportion equation
53,805,907.35 : 80,722,379.03 = 15,467,491.17 : x - Step 2: Convert to fraction form
53,805,907.35/80,722,379.03 = 15,467,491.17/x - Step 3: Cross multiply
53,805,907.35x = 80,722,379.03 × 15,467,491.17 - Step 4: Simplify right side
53,805,907.35x = 1,248,572,684,790,580.75 - Step 5: Solve for x
x = 1,248,572,684,790,580.75/53,805,907.35 - Step 6: Final answer
x = 23,205,122.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.