Finding the Fourth Proportional to 13,650,232.84, 20,478,228.62 and 4,427,489.12
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Solution
The fourth proportional to 13,650,232.84, 20,478,228.62 and 4,427,489.12 is: 6,642,167.61
Step by Step Solution
- Step 1: Write the proportion equation
13,650,232.84 : 20,478,228.62 = 4,427,489.12 : x - Step 2: Convert to fraction form
13,650,232.84/20,478,228.62 = 4,427,489.12/x - Step 3: Cross multiply
13,650,232.84x = 20,478,228.62 × 4,427,489.12 - Step 4: Simplify right side
13,650,232.84x = 90,667,134,411,922.62 - Step 5: Solve for x
x = 90,667,134,411,922.62/13,650,232.84 - Step 6: Final answer
x = 6,642,167.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.