Finding the Fourth Proportional to 5,611,776.84, 7,744,248.36 and 3,033,457.56
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Solution
The fourth proportional to 5,611,776.84, 7,744,248.36 and 3,033,457.56 is: 4,186,169.44
Step by Step Solution
- Step 1: Write the proportion equation
5,611,776.84 : 7,744,248.36 = 3,033,457.56 : x - Step 2: Convert to fraction form
5,611,776.84/7,744,248.36 = 3,033,457.56/x - Step 3: Cross multiply
5,611,776.84x = 7,744,248.36 × 3,033,457.56 - Step 4: Simplify right side
5,611,776.84x = 23,491,848,734,159.60 - Step 5: Solve for x
x = 23,491,848,734,159.60/5,611,776.84 - Step 6: Final answer
x = 4,186,169.44
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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.