Finding the Fourth Proportional to 4,915,271.04, 6,777,455.04 and 3,994,981.44
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Solution
The fourth proportional to 4,915,271.04, 6,777,455.04 and 3,994,981.44 is: 5,508,507.44
Step by Step Solution
- Step 1: Write the proportion equation
4,915,271.04 : 6,777,455.04 = 3,994,981.44 : x - Step 2: Convert to fraction form
4,915,271.04/6,777,455.04 = 3,994,981.44/x - Step 3: Cross multiply
4,915,271.04x = 6,777,455.04 × 3,994,981.44 - Step 4: Simplify right side
4,915,271.04x = 27,075,807,095,234.46 - Step 5: Solve for x
x = 27,075,807,095,234.46/4,915,271.04 - Step 6: Final answer
x = 5,508,507.44
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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.