Finding the Fourth Proportional to 27,906,435.99, 38,502,226.40 and 16,295,623.83
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Solution
The fourth proportional to 27,906,435.99, 38,502,226.40 and 16,295,623.83 is: 22,482,906.75
Step by Step Solution
- Step 1: Write the proportion equation
27,906,435.99 : 38,502,226.40 = 16,295,623.83 : x - Step 2: Convert to fraction form
27,906,435.99/38,502,226.40 = 16,295,623.83/x - Step 3: Cross multiply
27,906,435.99x = 38,502,226.40 × 16,295,623.83 - Step 4: Simplify right side
27,906,435.99x = 627,417,797,950,417 - Step 5: Solve for x
x = 627,417,797,950,417/27,906,435.99 - Step 6: Final answer
x = 22,482,906.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.