Finding the Fourth Proportional to 10,343,532.09, 15,504,652.41 and 4,588,975.80
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Solution
The fourth proportional to 10,343,532.09, 15,504,652.41 and 4,588,975.80 is: 6,878,740.65
Step by Step Solution
- Step 1: Write the proportion equation
10,343,532.09 : 15,504,652.41 = 4,588,975.80 : x - Step 2: Convert to fraction form
10,343,532.09/15,504,652.41 = 4,588,975.80/x - Step 3: Cross multiply
10,343,532.09x = 15,504,652.41 × 4,588,975.80 - Step 4: Simplify right side
10,343,532.09x = 71,150,474,696,901.67 - Step 5: Solve for x
x = 71,150,474,696,901.67/10,343,532.09 - Step 6: Final answer
x = 6,878,740.65
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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.