Finding the Fourth Proportional to 17,387,568.90, 26,081,353.35 and 4,610,045.70
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Solution
The fourth proportional to 17,387,568.90, 26,081,353.35 and 4,610,045.70 is: 6,915,068.55
Step by Step Solution
- Step 1: Write the proportion equation
17,387,568.90 : 26,081,353.35 = 4,610,045.70 : x - Step 2: Convert to fraction form
17,387,568.90/26,081,353.35 = 4,610,045.70/x - Step 3: Cross multiply
17,387,568.90x = 26,081,353.35 × 4,610,045.70 - Step 4: Simplify right side
17,387,568.90x = 120,236,230,861,348.11 - Step 5: Solve for x
x = 120,236,230,861,348.11/17,387,568.90 - Step 6: Final answer
x = 6,915,068.55
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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.