Finding the Fourth Proportional to 22,505,931.81, 33,758,898.12 and 5,466,489.93
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Solution
The fourth proportional to 22,505,931.81, 33,758,898.12 and 5,466,489.93 is: 8,199,734.99
Step by Step Solution
- Step 1: Write the proportion equation
22,505,931.81 : 33,758,898.12 = 5,466,489.93 : x - Step 2: Convert to fraction form
22,505,931.81/33,758,898.12 = 5,466,489.93/x - Step 3: Cross multiply
22,505,931.81x = 33,758,898.12 × 5,466,489.93 - Step 4: Simplify right side
22,505,931.81x = 184,542,676,620,875.91 - Step 5: Solve for x
x = 184,542,676,620,875.91/22,505,931.81 - Step 6: Final answer
x = 8,199,734.99
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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.