Finding the Fourth Proportional to 21,715,692.84, 32,573,518.19 and 5,541,644.22
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Solution
The fourth proportional to 21,715,692.84, 32,573,518.19 and 5,541,644.22 is: 8,312,460.95
Step by Step Solution
- Step 1: Write the proportion equation
21,715,692.84 : 32,573,518.19 = 5,541,644.22 : x - Step 2: Convert to fraction form
21,715,692.84/32,573,518.19 = 5,541,644.22/x - Step 3: Cross multiply
21,715,692.84x = 32,573,518.19 × 5,541,644.22 - Step 4: Simplify right side
21,715,692.84x = 180,510,848,774,970.12 - Step 5: Solve for x
x = 180,510,848,774,970.12/21,715,692.84 - Step 6: Final answer
x = 8,312,460.95
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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.