Finding the Fourth Proportional to 10,937,005.80, 16,405,508.70 and 2,958,829.80
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Solution
The fourth proportional to 10,937,005.80, 16,405,508.70 and 2,958,829.80 is: 4,438,244.70
Step by Step Solution
- Step 1: Write the proportion equation
10,937,005.80 : 16,405,508.70 = 2,958,829.80 : x - Step 2: Convert to fraction form
10,937,005.80/16,405,508.70 = 2,958,829.80/x - Step 3: Cross multiply
10,937,005.80x = 16,405,508.70 × 2,958,829.80 - Step 4: Simplify right side
10,937,005.80x = 48,541,108,025,719.26 - Step 5: Solve for x
x = 48,541,108,025,719.26/10,937,005.80 - Step 6: Final answer
x = 4,438,244.70
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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.