Finding the Fourth Proportional to 8,387,553.12, 12,579,249.60 and 3,594,698.88
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Solution
The fourth proportional to 8,387,553.12, 12,579,249.60 and 3,594,698.88 is: 5,391,156.85
Step by Step Solution
- Step 1: Write the proportion equation
8,387,553.12 : 12,579,249.60 = 3,594,698.88 : x - Step 2: Convert to fraction form
8,387,553.12/12,579,249.60 = 3,594,698.88/x - Step 3: Cross multiply
8,387,553.12x = 12,579,249.60 × 3,594,698.88 - Step 4: Simplify right side
8,387,553.12x = 45,218,614,448,360.45 - Step 5: Solve for x
x = 45,218,614,448,360.45/8,387,553.12 - Step 6: Final answer
x = 5,391,156.85
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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.