Finding the Fourth Proportional to 10,046,997.40, 13,864,698.26 and 5,463,278.68
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Solution
The fourth proportional to 10,046,997.40, 13,864,698.26 and 5,463,278.68 is: 7,539,238.58
Step by Step Solution
- Step 1: Write the proportion equation
10,046,997.40 : 13,864,698.26 = 5,463,278.68 : x - Step 2: Convert to fraction form
10,046,997.40/13,864,698.26 = 5,463,278.68/x - Step 3: Cross multiply
10,046,997.40x = 13,864,698.26 × 5,463,278.68 - Step 4: Simplify right side
10,046,997.40x = 75,746,710,408,491.09 - Step 5: Solve for x
x = 75,746,710,408,491.09/10,046,997.40 - Step 6: Final answer
x = 7,539,238.58
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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.