Finding the Fourth Proportional to 6,393,762.14, 8,823,395.30 and 3,453,579.23
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Solution
The fourth proportional to 6,393,762.14, 8,823,395.30 and 3,453,579.23 is: 4,765,941.25
Step by Step Solution
- Step 1: Write the proportion equation
6,393,762.14 : 8,823,395.30 = 3,453,579.23 : x - Step 2: Convert to fraction form
6,393,762.14/8,823,395.30 = 3,453,579.23/x - Step 3: Cross multiply
6,393,762.14x = 8,823,395.30 × 3,453,579.23 - Step 4: Simplify right side
6,393,762.14x = 30,472,294,684,774.75 - Step 5: Solve for x
x = 30,472,294,684,774.75/6,393,762.14 - Step 6: Final answer
x = 4,765,941.25
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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.