Finding the Fourth Proportional to 24,439,649.70, 36,698,642.55 and 19,432,596.90
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Solution
The fourth proportional to 24,439,649.70, 36,698,642.55 and 19,432,596.90 is: 29,180,038.84
Step by Step Solution
- Step 1: Write the proportion equation
24,439,649.70 : 36,698,642.55 = 19,432,596.90 : x - Step 2: Convert to fraction form
24,439,649.70/36,698,642.55 = 19,432,596.90/x - Step 3: Cross multiply
24,439,649.70x = 36,698,642.55 × 19,432,596.90 - Step 4: Simplify right side
24,439,649.70x = 713,149,927,451,338 - Step 5: Solve for x
x = 713,149,927,451,338/24,439,649.70 - Step 6: Final answer
x = 29,180,038.84
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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.