Finding the Fourth Proportional to 10,356,739.06, 15,534,544.98 and 3,168,272.96
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Solution
The fourth proportional to 10,356,739.06, 15,534,544.98 and 3,168,272.96 is: 4,752,237.02
Step by Step Solution
- Step 1: Write the proportion equation
10,356,739.06 : 15,534,544.98 = 3,168,272.96 : x - Step 2: Convert to fraction form
10,356,739.06/15,534,544.98 = 3,168,272.96/x - Step 3: Cross multiply
10,356,739.06x = 15,534,544.98 × 3,168,272.96 - Step 4: Simplify right side
10,356,739.06x = 49,217,678,806,037.74 - Step 5: Solve for x
x = 49,217,678,806,037.74/10,356,739.06 - Step 6: Final answer
x = 4,752,237.02
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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.