Finding the Fourth Proportional to 16,204,073.40, 22,364,371.08 and 9,332,534.16
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Solution
The fourth proportional to 16,204,073.40, 22,364,371.08 and 9,332,534.16 is: 12,880,480.85
Step by Step Solution
- Step 1: Write the proportion equation
16,204,073.40 : 22,364,371.08 = 9,332,534.16 : x - Step 2: Convert to fraction form
16,204,073.40/22,364,371.08 = 9,332,534.16/x - Step 3: Cross multiply
16,204,073.40x = 22,364,371.08 × 9,332,534.16 - Step 4: Simplify right side
16,204,073.40x = 208,716,257,071,016.09 - Step 5: Solve for x
x = 208,716,257,071,016.09/16,204,073.40 - Step 6: Final answer
x = 12,880,480.85
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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.