Finding the Fourth Proportional to 10,440,723.13, 14,408,021.13 and 5,856,946.09
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Solution
The fourth proportional to 10,440,723.13, 14,408,021.13 and 5,856,946.09 is: 8,082,486.43
Step by Step Solution
- Step 1: Write the proportion equation
10,440,723.13 : 14,408,021.13 = 5,856,946.09 : x - Step 2: Convert to fraction form
10,440,723.13/14,408,021.13 = 5,856,946.09/x - Step 3: Cross multiply
10,440,723.13x = 14,408,021.13 × 5,856,946.09 - Step 4: Simplify right side
10,440,723.13x = 84,387,002,949,950.78 - Step 5: Solve for x
x = 84,387,002,949,950.78/10,440,723.13 - Step 6: Final answer
x = 8,082,486.43
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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.