Finding the Fourth Proportional to 6,125,834.81, 8,453,497.53 and 3,372,494.75
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Solution
The fourth proportional to 6,125,834.81, 8,453,497.53 and 3,372,494.75 is: 4,653,957.69
Step by Step Solution
- Step 1: Write the proportion equation
6,125,834.81 : 8,453,497.53 = 3,372,494.75 : x - Step 2: Convert to fraction form
6,125,834.81/8,453,497.53 = 3,372,494.75/x - Step 3: Cross multiply
6,125,834.81x = 8,453,497.53 × 3,372,494.75 - Step 4: Simplify right side
6,125,834.81x = 28,509,376,039,062.96 - Step 5: Solve for x
x = 28,509,376,039,062.96/6,125,834.81 - Step 6: Final answer
x = 4,653,957.69
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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.