Finding the Fourth Proportional to 8,969,275.16, 13,455,683.29 and 3,289,548.68
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Solution
The fourth proportional to 8,969,275.16, 13,455,683.29 and 3,289,548.68 is: 4,934,972.38
Step by Step Solution
- Step 1: Write the proportion equation
8,969,275.16 : 13,455,683.29 = 3,289,548.68 : x - Step 2: Convert to fraction form
8,969,275.16/13,455,683.29 = 3,289,548.68/x - Step 3: Cross multiply
8,969,275.16x = 13,455,683.29 × 3,289,548.68 - Step 4: Simplify right side
8,969,275.16x = 44,263,125,137,839.13 - Step 5: Solve for x
x = 44,263,125,137,839.13/8,969,275.16 - Step 6: Final answer
x = 4,934,972.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.