Finding the Fourth Proportional to 6,234,626.28, 8,609,726.42 and 5,894,965.41
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Solution
The fourth proportional to 6,234,626.28, 8,609,726.42 and 5,894,965.41 is: 8,140,670.69
Step by Step Solution
- Step 1: Write the proportion equation
6,234,626.28 : 8,609,726.42 = 5,894,965.41 : x - Step 2: Convert to fraction form
6,234,626.28/8,609,726.42 = 5,894,965.41/x - Step 3: Cross multiply
6,234,626.28x = 8,609,726.42 × 5,894,965.41 - Step 4: Simplify right side
6,234,626.28x = 50,754,039,435,463.13 - Step 5: Solve for x
x = 50,754,039,435,463.13/6,234,626.28 - Step 6: Final answer
x = 8,140,670.69
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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.