Finding the Fourth Proportional to 11,547,306.80, 17,325,107.40 and 11,132,586.80
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Solution
The fourth proportional to 11,547,306.80, 17,325,107.40 and 11,132,586.80 is: 16,702,878.45
Step by Step Solution
- Step 1: Write the proportion equation
11,547,306.80 : 17,325,107.40 = 11,132,586.80 : x - Step 2: Convert to fraction form
11,547,306.80/17,325,107.40 = 11,132,586.80/x - Step 3: Cross multiply
11,547,306.80x = 17,325,107.40 × 11,132,586.80 - Step 4: Simplify right side
11,547,306.80x = 192,873,261,949,822.31 - Step 5: Solve for x
x = 192,873,261,949,822.31/11,547,306.80 - Step 6: Final answer
x = 16,702,878.45
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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.