Finding the Fourth Proportional to 12,676,291.97, 19,014,241.40 and 5,103,072.77
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Solution
The fourth proportional to 12,676,291.97, 19,014,241.40 and 5,103,072.77 is: 7,654,530.03
Step by Step Solution
- Step 1: Write the proportion equation
12,676,291.97 : 19,014,241.40 = 5,103,072.77 : x - Step 2: Convert to fraction form
12,676,291.97/19,014,241.40 = 5,103,072.77/x - Step 3: Cross multiply
12,676,291.97x = 19,014,241.40 × 5,103,072.77 - Step 4: Simplify right side
12,676,291.97x = 97,031,057,505,031.30 - Step 5: Solve for x
x = 97,031,057,505,031.30/12,676,291.97 - Step 6: Final answer
x = 7,654,530.03
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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.