Finding the Fourth Proportional to 43,527,027.36, 65,191,280.40 and 20,823,984.48
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Solution
The fourth proportional to 43,527,027.36, 65,191,280.40 and 20,823,984.48 is: 31,188,488.94
Step by Step Solution
- Step 1: Write the proportion equation
43,527,027.36 : 65,191,280.40 = 20,823,984.48 : x - Step 2: Convert to fraction form
43,527,027.36/65,191,280.40 = 20,823,984.48/x - Step 3: Cross multiply
43,527,027.36x = 65,191,280.40 × 20,823,984.48 - Step 4: Simplify right side
43,527,027.36x = 1,357,542,211,280,928.25 - Step 5: Solve for x
x = 1,357,542,211,280,928.25/43,527,027.36 - Step 6: Final answer
x = 31,188,488.94
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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.