Finding the Fourth Proportional to 16,403,011.80, 24,604,517.70 and 5,616,727.80
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Solution
The fourth proportional to 16,403,011.80, 24,604,517.70 and 5,616,727.80 is: 8,425,091.70
Step by Step Solution
- Step 1: Write the proportion equation
16,403,011.80 : 24,604,517.70 = 5,616,727.80 : x - Step 2: Convert to fraction form
16,403,011.80/24,604,517.70 = 5,616,727.80/x - Step 3: Cross multiply
16,403,011.80x = 24,604,517.70 × 5,616,727.80 - Step 4: Simplify right side
16,403,011.80x = 138,196,878,571,182.05 - Step 5: Solve for x
x = 138,196,878,571,182.05/16,403,011.80 - Step 6: Final answer
x = 8,425,091.70
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1.5x scale
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.