Finding the Fourth Proportional to 16,170,962.80, 24,256,444.20 and 6,581,405.20
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Solution
The fourth proportional to 16,170,962.80, 24,256,444.20 and 6,581,405.20 is: 9,872,107.80
Step by Step Solution
- Step 1: Write the proportion equation
16,170,962.80 : 24,256,444.20 = 6,581,405.20 : x - Step 2: Convert to fraction form
16,170,962.80/24,256,444.20 = 6,581,405.20/x - Step 3: Cross multiply
16,170,962.80x = 24,256,444.20 × 6,581,405.20 - Step 4: Simplify right side
16,170,962.80x = 159,641,487,991,389.84 - Step 5: Solve for x
x = 159,641,487,991,389.84/16,170,962.80 - Step 6: Final answer
x = 9,872,107.80
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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.