Finding the Fourth Proportional to 16,517,883.04, 22,798,321.86 and 9,178,238.14
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Solution
The fourth proportional to 16,517,883.04, 22,798,321.86 and 9,178,238.14 is: 12,667,993.03
Step by Step Solution
- Step 1: Write the proportion equation
16,517,883.04 : 22,798,321.86 = 9,178,238.14 : x - Step 2: Convert to fraction form
16,517,883.04/22,798,321.86 = 9,178,238.14/x - Step 3: Cross multiply
16,517,883.04x = 22,798,321.86 × 9,178,238.14 - Step 4: Simplify right side
16,517,883.04x = 209,248,427,223,447.75 - Step 5: Solve for x
x = 209,248,427,223,447.75/16,517,883.04 - Step 6: Final answer
x = 12,667,993.03
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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.