Finding the Fourth Proportional to 5,197,851.14, 7,803,567.41 and 4,173,728.31
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Solution
The fourth proportional to 5,197,851.14, 7,803,567.41 and 4,173,728.31 is: 6,266,045.21
Step by Step Solution
- Step 1: Write the proportion equation
5,197,851.14 : 7,803,567.41 = 4,173,728.31 : x - Step 2: Convert to fraction form
5,197,851.14/7,803,567.41 = 4,173,728.31/x - Step 3: Cross multiply
5,197,851.14x = 7,803,567.41 × 4,173,728.31 - Step 4: Simplify right side
5,197,851.14x = 32,569,970,197,241.74 - Step 5: Solve for x
x = 32,569,970,197,241.74/5,197,851.14 - Step 6: Final answer
x = 6,266,045.21
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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.