Finding the Fourth Proportional to 12,256,544.30, 18,393,673.80 and 6,859,465.70
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Solution
The fourth proportional to 12,256,544.30, 18,393,673.80 and 6,859,465.70 is: 10,294,155.63
Step by Step Solution
- Step 1: Write the proportion equation
12,256,544.30 : 18,393,673.80 = 6,859,465.70 : x - Step 2: Convert to fraction form
12,256,544.30/18,393,673.80 = 6,859,465.70/x - Step 3: Cross multiply
12,256,544.30x = 18,393,673.80 × 6,859,465.70 - Step 4: Simplify right side
12,256,544.30x = 126,170,774,528,088.67 - Step 5: Solve for x
x = 126,170,774,528,088.67/12,256,544.30 - Step 6: Final answer
x = 10,294,155.63
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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.