Finding the Fourth Proportional to 10,293,938.20, 15,430,409.70 and 6,031,912.60
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Solution
The fourth proportional to 10,293,938.20, 15,430,409.70 and 6,031,912.60 is: 9,041,717.65
Step by Step Solution
- Step 1: Write the proportion equation
10,293,938.20 : 15,430,409.70 = 6,031,912.60 : x - Step 2: Convert to fraction form
10,293,938.20/15,430,409.70 = 6,031,912.60/x - Step 3: Cross multiply
10,293,938.20x = 15,430,409.70 × 6,031,912.60 - Step 4: Simplify right side
10,293,938.20x = 93,074,882,692,592.20 - Step 5: Solve for x
x = 93,074,882,692,592.20/10,293,938.20 - Step 6: Final answer
x = 9,041,717.65
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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.