Finding the Fourth Proportional to 10,787,764.88, 14,887,568.04 and 6,204,089.92
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Solution
The fourth proportional to 10,787,764.88, 14,887,568.04 and 6,204,089.92 is: 8,561,904.33
Step by Step Solution
- Step 1: Write the proportion equation
10,787,764.88 : 14,887,568.04 = 6,204,089.92 : x - Step 2: Convert to fraction form
10,787,764.88/14,887,568.04 = 6,204,089.92/x - Step 3: Cross multiply
10,787,764.88x = 14,887,568.04 × 6,204,089.92 - Step 4: Simplify right side
10,787,764.88x = 92,363,810,810,278.16 - Step 5: Solve for x
x = 92,363,810,810,278.16/10,787,764.88 - Step 6: Final answer
x = 8,561,904.33
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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.