Finding the Fourth Proportional to 7,437,592.36, 11,157,166.14 and 2,645,723.08
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Solution
The fourth proportional to 7,437,592.36, 11,157,166.14 and 2,645,723.08 is: 3,968,861.23
Step by Step Solution
- Step 1: Write the proportion equation
7,437,592.36 : 11,157,166.14 = 2,645,723.08 : x - Step 2: Convert to fraction form
7,437,592.36/11,157,166.14 = 2,645,723.08/x - Step 3: Cross multiply
7,437,592.36x = 11,157,166.14 × 2,645,723.08 - Step 4: Simplify right side
7,437,592.36x = 29,518,771,963,992.51 - Step 5: Solve for x
x = 29,518,771,963,992.51/7,437,592.36 - Step 6: Final answer
x = 3,968,861.23
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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.