Finding the Fourth Proportional to 23,246,643.52, 32,062,190.88 and 15,100,505.92
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Solution
The fourth proportional to 23,246,643.52, 32,062,190.88 and 15,100,505.92 is: 20,826,890.68
Step by Step Solution
- Step 1: Write the proportion equation
23,246,643.52 : 32,062,190.88 = 15,100,505.92 : x - Step 2: Convert to fraction form
23,246,643.52/32,062,190.88 = 15,100,505.92/x - Step 3: Cross multiply
23,246,643.52x = 32,062,190.88 × 15,100,505.92 - Step 4: Simplify right side
23,246,643.52x = 484,155,303,191,610 - Step 5: Solve for x
x = 484,155,303,191,610/23,246,643.52 - Step 6: Final answer
x = 20,826,890.68
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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.