Finding the Fourth Proportional to 73,698,992.76, 101,704,041.96 and 40,660,634.34
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Solution
The fourth proportional to 73,698,992.76, 101,704,041.96 and 40,660,634.34 is: 56,111,361.99
Step by Step Solution
- Step 1: Write the proportion equation
73,698,992.76 : 101,704,041.96 = 40,660,634.34 : x - Step 2: Convert to fraction form
73,698,992.76/101,704,041.96 = 40,660,634.34/x - Step 3: Cross multiply
73,698,992.76x = 101,704,041.96 × 40,660,634.34 - Step 4: Simplify right side
73,698,992.76x = 4,135,350,861,035,577 - Step 5: Solve for x
x = 4,135,350,861,035,577/73,698,992.76 - Step 6: Final answer
x = 56,111,361.99
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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.