Finding the Fourth Proportional to 17,843,536.64, 24,623,278.08 and 10,108,421.12
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Solution
The fourth proportional to 17,843,536.64, 24,623,278.08 and 10,108,421.12 is: 13,949,166.54
Step by Step Solution
- Step 1: Write the proportion equation
17,843,536.64 : 24,623,278.08 = 10,108,421.12 : x - Step 2: Convert to fraction form
17,843,536.64/24,623,278.08 = 10,108,421.12/x - Step 3: Cross multiply
17,843,536.64x = 24,623,278.08 × 10,108,421.12 - Step 4: Simplify right side
17,843,536.64x = 248,902,464,187,505 - Step 5: Solve for x
x = 248,902,464,187,505/17,843,536.64 - Step 6: Final answer
x = 13,949,166.54
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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.