Finding the Fourth Proportional to 7,757,748.61, 10,705,692.98 and 4,496,455.01
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Solution
The fourth proportional to 7,757,748.61, 10,705,692.98 and 4,496,455.01 is: 6,205,107.86
Step by Step Solution
- Step 1: Write the proportion equation
7,757,748.61 : 10,705,692.98 = 4,496,455.01 : x - Step 2: Convert to fraction form
7,757,748.61/10,705,692.98 = 4,496,455.01/x - Step 3: Cross multiply
7,757,748.61x = 10,705,692.98 × 4,496,455.01 - Step 4: Simplify right side
7,757,748.61x = 48,137,666,873,448.20 - Step 5: Solve for x
x = 48,137,666,873,448.20/7,757,748.61 - Step 6: Final answer
x = 6,205,107.86
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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.