Finding the Fourth Proportional to 35,224,557.84, 48,615,203.16 and 21,481,493.64
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Solution
The fourth proportional to 35,224,557.84, 48,615,203.16 and 21,481,493.64 is: 29,647,701.53
Step by Step Solution
- Step 1: Write the proportion equation
35,224,557.84 : 48,615,203.16 = 21,481,493.64 : x - Step 2: Convert to fraction form
35,224,557.84/48,615,203.16 = 21,481,493.64/x - Step 3: Cross multiply
35,224,557.84x = 48,615,203.16 × 21,481,493.64 - Step 4: Simplify right side
35,224,557.84x = 1,044,327,177,488,847.88 - Step 5: Solve for x
x = 1,044,327,177,488,847.88/35,224,557.84 - Step 6: Final answer
x = 29,647,701.53
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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.