Finding the Fourth Proportional to 16,368,116.13, 22,587,505.97 and 9,025,945.65
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Solution
The fourth proportional to 16,368,116.13, 22,587,505.97 and 9,025,945.65 is: 12,455,532.43
Step by Step Solution
- Step 1: Write the proportion equation
16,368,116.13 : 22,587,505.97 = 9,025,945.65 : x - Step 2: Convert to fraction form
16,368,116.13/22,587,505.97 = 9,025,945.65/x - Step 3: Cross multiply
16,368,116.13x = 22,587,505.97 × 9,025,945.65 - Step 4: Simplify right side
16,368,116.13x = 203,873,601,209,140.81 - Step 5: Solve for x
x = 203,873,601,209,140.81/16,368,116.13 - Step 6: Final answer
x = 12,455,532.43
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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.