Finding the Fourth Proportional to 22,292,956.36, 30,761,302.26 and 12,369,674.44
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Solution
The fourth proportional to 22,292,956.36, 30,761,302.26 and 12,369,674.44 is: 17,068,498.59
Step by Step Solution
- Step 1: Write the proportion equation
22,292,956.36 : 30,761,302.26 = 12,369,674.44 : x - Step 2: Convert to fraction form
22,292,956.36/30,761,302.26 = 12,369,674.44/x - Step 3: Cross multiply
22,292,956.36x = 30,761,302.26 × 12,369,674.44 - Step 4: Simplify right side
22,292,956.36x = 380,507,294,306,636.25 - Step 5: Solve for x
x = 380,507,294,306,636.25/22,292,956.36 - Step 6: Final answer
x = 17,068,498.59
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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.