Finding the Fourth Proportional to 36,588,387.41, 54,868,630.47 and 12,320,798.75
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Solution
The fourth proportional to 36,588,387.41, 54,868,630.47 and 12,320,798.75 is: 18,476,500.38
Step by Step Solution
- Step 1: Write the proportion equation
36,588,387.41 : 54,868,630.47 = 12,320,798.75 : x - Step 2: Convert to fraction form
36,588,387.41/54,868,630.47 = 12,320,798.75/x - Step 3: Cross multiply
36,588,387.41x = 54,868,630.47 × 12,320,798.75 - Step 4: Simplify right side
36,588,387.41x = 676,025,353,708,987.88 - Step 5: Solve for x
x = 676,025,353,708,987.88/36,588,387.41 - Step 6: Final answer
x = 18,476,500.38
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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.