Finding the Fourth Proportional to 10,787,783.88, 14,887,594.32 and 6,204,108.88
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Solution
The fourth proportional to 10,787,783.88, 14,887,594.32 and 6,204,108.88 is: 8,561,930.53
Step by Step Solution
- Step 1: Write the proportion equation
10,787,783.88 : 14,887,594.32 = 6,204,108.88 : x - Step 2: Convert to fraction form
10,787,783.88/14,887,594.32 = 6,204,108.88/x - Step 3: Cross multiply
10,787,783.88x = 14,887,594.32 × 6,204,108.88 - Step 4: Simplify right side
10,787,783.88x = 92,364,256,122,549.56 - Step 5: Solve for x
x = 92,364,256,122,549.56/10,787,783.88 - Step 6: Final answer
x = 8,561,930.53
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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.