Finding the Fourth Proportional to 6,125,136.84, 8,452,688.76 and 3,409,524.36
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Solution
The fourth proportional to 6,125,136.84, 8,452,688.76 and 3,409,524.36 is: 4,705,143.57
Step by Step Solution
- Step 1: Write the proportion equation
6,125,136.84 : 8,452,688.76 = 3,409,524.36 : x - Step 2: Convert to fraction form
6,125,136.84/8,452,688.76 = 3,409,524.36/x - Step 3: Cross multiply
6,125,136.84x = 8,452,688.76 × 3,409,524.36 - Step 4: Simplify right side
6,125,136.84x = 28,819,648,234,718.19 - Step 5: Solve for x
x = 28,819,648,234,718.19/6,125,136.84 - Step 6: Final answer
x = 4,705,143.57
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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.