Finding the Fourth Proportional to 27,523,990.66, 41,258,715.08 and 12,924,776.14
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Solution
The fourth proportional to 27,523,990.66, 41,258,715.08 and 12,924,776.14 is: 19,374,358.28
Step by Step Solution
- Step 1: Write the proportion equation
27,523,990.66 : 41,258,715.08 = 12,924,776.14 : x - Step 2: Convert to fraction form
27,523,990.66/41,258,715.08 = 12,924,776.14/x - Step 3: Cross multiply
27,523,990.66x = 41,258,715.08 × 12,924,776.14 - Step 4: Simplify right side
27,523,990.66x = 533,259,656,233,042.19 - Step 5: Solve for x
x = 533,259,656,233,042.19/27,523,990.66 - Step 6: Final answer
x = 19,374,358.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.