Finding the Fourth Proportional to 7,586,191.13, 10,468,939.23 and 4,148,432.19
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Solution
The fourth proportional to 7,586,191.13, 10,468,939.23 and 4,148,432.19 is: 5,724,833.95
Step by Step Solution
- Step 1: Write the proportion equation
7,586,191.13 : 10,468,939.23 = 4,148,432.19 : x - Step 2: Convert to fraction form
7,586,191.13/10,468,939.23 = 4,148,432.19/x - Step 3: Cross multiply
7,586,191.13x = 10,468,939.23 × 4,148,432.19 - Step 4: Simplify right side
7,586,191.13x = 43,429,684,496,885.81 - Step 5: Solve for x
x = 43,429,684,496,885.81/7,586,191.13 - Step 6: Final answer
x = 5,724,833.95
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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.