Finding the Fourth Proportional to 5,406,376.44, 7,448,564.46 and 4,437,973.08
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Solution
The fourth proportional to 5,406,376.44, 7,448,564.46 and 4,437,973.08 is: 6,114,359.39
Step by Step Solution
- Step 1: Write the proportion equation
5,406,376.44 : 7,448,564.46 = 4,437,973.08 : x - Step 2: Convert to fraction form
5,406,376.44/7,448,564.46 = 4,437,973.08/x - Step 3: Cross multiply
5,406,376.44x = 7,448,564.46 × 4,437,973.08 - Step 4: Simplify right side
5,406,376.44x = 33,056,528,558,124.74 - Step 5: Solve for x
x = 33,056,528,558,124.74/5,406,376.44 - Step 6: Final answer
x = 6,114,359.39
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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.