Finding the Fourth Proportional to 13,750,566.28, 20,624,237.79 and 4,652,636.65
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Solution
The fourth proportional to 13,750,566.28, 20,624,237.79 and 4,652,636.65 is: 6,978,409.66
Step by Step Solution
- Step 1: Write the proportion equation
13,750,566.28 : 20,624,237.79 = 4,652,636.65 : x - Step 2: Convert to fraction form
13,750,566.28/20,624,237.79 = 4,652,636.65/x - Step 3: Cross multiply
13,750,566.28x = 20,624,237.79 × 4,652,636.65 - Step 4: Simplify right side
13,750,566.28x = 95,957,084,620,069 - Step 5: Solve for x
x = 95,957,084,620,069/13,750,566.28 - Step 6: Final answer
x = 6,978,409.66
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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.