Finding the Fourth Proportional to 48,213,115.68, 66,534,588.36 and 26,186,827.92
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Solution
The fourth proportional to 48,213,115.68, 66,534,588.36 and 26,186,827.92 is: 36,138,087.98
Step by Step Solution
- Step 1: Write the proportion equation
48,213,115.68 : 66,534,588.36 = 26,186,827.92 : x - Step 2: Convert to fraction form
48,213,115.68/66,534,588.36 = 26,186,827.92/x - Step 3: Cross multiply
48,213,115.68x = 66,534,588.36 × 26,186,827.92 - Step 4: Simplify right side
48,213,115.68x = 1,742,329,816,111,355 - Step 5: Solve for x
x = 1,742,329,816,111,355/48,213,115.68 - Step 6: Final answer
x = 36,138,087.98
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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.