Finding the Fourth Proportional to 40,794,261.84, 56,296,420.32 and 22,209,529.44
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Solution
The fourth proportional to 40,794,261.84, 56,296,420.32 and 22,209,529.44 is: 30,649,335.18
Step by Step Solution
- Step 1: Write the proportion equation
40,794,261.84 : 56,296,420.32 = 22,209,529.44 : x - Step 2: Convert to fraction form
40,794,261.84/56,296,420.32 = 22,209,529.44/x - Step 3: Cross multiply
40,794,261.84x = 56,296,420.32 × 22,209,529.44 - Step 4: Simplify right side
40,794,261.84x = 1,250,317,004,463,654.25 - Step 5: Solve for x
x = 1,250,317,004,463,654.25/40,794,261.84 - Step 6: Final answer
x = 30,649,335.18
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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.