Finding the Fourth Proportional to 17,813,403.92, 26,720,105.86 and 10,235,536.40
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Solution
The fourth proportional to 17,813,403.92, 26,720,105.86 and 10,235,536.40 is: 15,353,304.59
Step by Step Solution
- Step 1: Write the proportion equation
17,813,403.92 : 26,720,105.86 = 10,235,536.40 : x - Step 2: Convert to fraction form
17,813,403.92/26,720,105.86 = 10,235,536.40/x - Step 3: Cross multiply
17,813,403.92x = 26,720,105.86 × 10,235,536.40 - Step 4: Simplify right side
17,813,403.92x = 273,494,616,141,883.31 - Step 5: Solve for x
x = 273,494,616,141,883.31/17,813,403.92 - Step 6: Final answer
x = 15,353,304.59
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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.