Finding the Fourth Proportional to 32,187,661.52, 44,420,141.00 and 18,439,282.85
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Solution
The fourth proportional to 32,187,661.52, 44,420,141.00 and 18,439,282.85 is: 25,446,879.50
Step by Step Solution
- Step 1: Write the proportion equation
32,187,661.52 : 44,420,141.00 = 18,439,282.85 : x - Step 2: Convert to fraction form
32,187,661.52/44,420,141.00 = 18,439,282.85/x - Step 3: Cross multiply
32,187,661.52x = 44,420,141.00 × 18,439,282.85 - Step 4: Simplify right side
32,187,661.52x = 819,075,543,959,879.25 - Step 5: Solve for x
x = 819,075,543,959,879.25/32,187,661.52 - Step 6: Final answer
x = 25,446,879.50
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1.5x scale
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.