Finding the Fourth Proportional to 8,831,631.92, 13,246,119.12 and 5,658,929.12
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Solution
The fourth proportional to 8,831,631.92, 13,246,119.12 and 5,658,929.12 is: 8,487,542.27
Step by Step Solution
- Step 1: Write the proportion equation
8,831,631.92 : 13,246,119.12 = 5,658,929.12 : x - Step 2: Convert to fraction form
8,831,631.92/13,246,119.12 = 5,658,929.12/x - Step 3: Cross multiply
8,831,631.92x = 13,246,119.12 × 5,658,929.12 - Step 4: Simplify right side
8,831,631.92x = 74,958,849,215,156.77 - Step 5: Solve for x
x = 74,958,849,215,156.77/8,831,631.92 - Step 6: Final answer
x = 8,487,542.27
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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.