Finding the Fourth Proportional to 9,277,615.21, 13,902,219.15 and 3,883,328.68
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Solution
The fourth proportional to 9,277,615.21, 13,902,219.15 and 3,883,328.68 is: 5,819,047.80
Step by Step Solution
- Step 1: Write the proportion equation
9,277,615.21 : 13,902,219.15 = 3,883,328.68 : x - Step 2: Convert to fraction form
9,277,615.21/13,902,219.15 = 3,883,328.68/x - Step 3: Cross multiply
9,277,615.21x = 13,902,219.15 × 3,883,328.68 - Step 4: Simplify right side
9,277,615.21x = 53,986,886,340,840.23 - Step 5: Solve for x
x = 53,986,886,340,840.23/9,277,615.21 - Step 6: Final answer
x = 5,819,047.80
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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.