Finding the Fourth Proportional to 11,888,879.84, 17,827,697.52 and 4,605,750.88
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Solution
The fourth proportional to 11,888,879.84, 17,827,697.52 and 4,605,750.88 is: 6,906,448.26
Step by Step Solution
- Step 1: Write the proportion equation
11,888,879.84 : 17,827,697.52 = 4,605,750.88 : x - Step 2: Convert to fraction form
11,888,879.84/17,827,697.52 = 4,605,750.88/x - Step 3: Cross multiply
11,888,879.84x = 17,827,697.52 × 4,605,750.88 - Step 4: Simplify right side
11,888,879.84x = 82,109,933,541,113.81 - Step 5: Solve for x
x = 82,109,933,541,113.81/11,888,879.84 - Step 6: Final answer
x = 6,906,448.26
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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.