Finding the Fourth Proportional to 20,242,624.06, 27,905,766.06 and 14,431,316.68
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Solution
The fourth proportional to 20,242,624.06, 27,905,766.06 and 14,431,316.68 is: 19,894,503.10
Step by Step Solution
- Step 1: Write the proportion equation
20,242,624.06 : 27,905,766.06 = 14,431,316.68 : x - Step 2: Convert to fraction form
20,242,624.06/27,905,766.06 = 14,431,316.68/x - Step 3: Cross multiply
20,242,624.06x = 27,905,766.06 × 14,431,316.68 - Step 4: Simplify right side
20,242,624.06x = 402,716,947,209,855.88 - Step 5: Solve for x
x = 402,716,947,209,855.88/20,242,624.06 - Step 6: Final answer
x = 19,894,503.10
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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.