Finding the Fourth Proportional to 36,030,809.08, 54,023,507.70 and 30,567,812.68
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Solution
The fourth proportional to 36,030,809.08, 54,023,507.70 and 30,567,812.68 is: 45,832,455.77
Step by Step Solution
- Step 1: Write the proportion equation
36,030,809.08 : 54,023,507.70 = 30,567,812.68 : x - Step 2: Convert to fraction form
36,030,809.08/54,023,507.70 = 30,567,812.68/x - Step 3: Cross multiply
36,030,809.08x = 54,023,507.70 × 30,567,812.68 - Step 4: Simplify right side
36,030,809.08x = 1,651,380,463,690,137.75 - Step 5: Solve for x
x = 1,651,380,463,690,137.75/36,030,809.08 - Step 6: Final answer
x = 45,832,455.77
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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.