Finding the Fourth Proportional to 14,379,348.19, 21,569,465.15 and 6,288,158.97
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Solution
The fourth proportional to 14,379,348.19, 21,569,465.15 and 6,288,158.97 is: 9,432,432.12
Step by Step Solution
- Step 1: Write the proportion equation
14,379,348.19 : 21,569,465.15 = 6,288,158.97 : x - Step 2: Convert to fraction form
14,379,348.19/21,569,465.15 = 6,288,158.97/x - Step 3: Cross multiply
14,379,348.19x = 21,569,465.15 × 6,288,158.97 - Step 4: Simplify right side
14,379,348.19x = 135,632,225,761,074.88 - Step 5: Solve for x
x = 135,632,225,761,074.88/14,379,348.19 - Step 6: Final answer
x = 9,432,432.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.