Finding the Fourth Proportional to 15,181,416.63, 22,769,588.03 and 6,659,464.95
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Solution
The fourth proportional to 15,181,416.63, 22,769,588.03 and 6,659,464.95 is: 9,988,084.58
Step by Step Solution
- Step 1: Write the proportion equation
15,181,416.63 : 22,769,588.03 = 6,659,464.95 : x - Step 2: Convert to fraction form
15,181,416.63/22,769,588.03 = 6,659,464.95/x - Step 3: Cross multiply
15,181,416.63x = 22,769,588.03 × 6,659,464.95 - Step 4: Simplify right side
15,181,416.63x = 151,633,273,378,427.22 - Step 5: Solve for x
x = 151,633,273,378,427.22/15,181,416.63 - Step 6: Final answer
x = 9,988,084.58
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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.