Finding the Fourth Proportional to 8,667,027.98, 12,992,811.32 and 4,115,268.62
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Solution
The fourth proportional to 8,667,027.98, 12,992,811.32 and 4,115,268.62 is: 6,169,232.27
Step by Step Solution
- Step 1: Write the proportion equation
8,667,027.98 : 12,992,811.32 = 4,115,268.62 : x - Step 2: Convert to fraction form
8,667,027.98/12,992,811.32 = 4,115,268.62/x - Step 3: Cross multiply
8,667,027.98x = 12,992,811.32 × 4,115,268.62 - Step 4: Simplify right side
8,667,027.98x = 53,468,908,710,776.78 - Step 5: Solve for x
x = 53,468,908,710,776.78/8,667,027.98 - Step 6: Final answer
x = 6,169,232.27
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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.