Finding the Fourth Proportional to 7,569,236.68, 11,355,593.69 and 2,177,931.76
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Solution
The fourth proportional to 7,569,236.68, 11,355,593.69 and 2,177,931.76 is: 3,267,397.92
Step by Step Solution
- Step 1: Write the proportion equation
7,569,236.68 : 11,355,593.69 = 2,177,931.76 : x - Step 2: Convert to fraction form
7,569,236.68/11,355,593.69 = 2,177,931.76/x - Step 3: Cross multiply
7,569,236.68x = 11,355,593.69 × 2,177,931.76 - Step 4: Simplify right side
7,569,236.68x = 24,731,708,162,578.67 - Step 5: Solve for x
x = 24,731,708,162,578.67/7,569,236.68 - Step 6: Final answer
x = 3,267,397.92
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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.