Finding the Fourth Proportional to 8,667,920.84, 13,002,741.50 and 3,204,447.75
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Solution
The fourth proportional to 8,667,920.84, 13,002,741.50 and 3,204,447.75 is: 4,806,989.65
Step by Step Solution
- Step 1: Write the proportion equation
8,667,920.84 : 13,002,741.50 = 3,204,447.75 : x - Step 2: Convert to fraction form
8,667,920.84/13,002,741.50 = 3,204,447.75/x - Step 3: Cross multiply
8,667,920.84x = 13,002,741.50 × 3,204,447.75 - Step 4: Simplify right side
8,667,920.84x = 41,666,605,727,484.38 - Step 5: Solve for x
x = 41,666,605,727,484.38/8,667,920.84 - Step 6: Final answer
x = 4,806,989.65
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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.