Finding the Fourth Proportional to 7,461,973.90, 11,192,960.85 and 2,413,794.70
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Solution
The fourth proportional to 7,461,973.90, 11,192,960.85 and 2,413,794.70 is: 3,620,692.05
Step by Step Solution
- Step 1: Write the proportion equation
7,461,973.90 : 11,192,960.85 = 2,413,794.70 : x - Step 2: Convert to fraction form
7,461,973.90/11,192,960.85 = 2,413,794.70/x - Step 3: Cross multiply
7,461,973.90x = 11,192,960.85 × 2,413,794.70 - Step 4: Simplify right side
7,461,973.90x = 27,017,509,577,037.50 - Step 5: Solve for x
x = 27,017,509,577,037.50/7,461,973.90 - Step 6: Final answer
x = 3,620,692.05
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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.