Finding the Fourth Proportional to 19,904,460.12, 27,467,271.36 and 11,084,366.34
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Solution
The fourth proportional to 19,904,460.12, 27,467,271.36 and 11,084,366.34 is: 15,295,933.49
Step by Step Solution
- Step 1: Write the proportion equation
19,904,460.12 : 27,467,271.36 = 11,084,366.34 : x - Step 2: Convert to fraction form
19,904,460.12/27,467,271.36 = 11,084,366.34/x - Step 3: Cross multiply
19,904,460.12x = 27,467,271.36 × 11,084,366.34 - Step 4: Simplify right side
19,904,460.12x = 304,457,298,114,430 - Step 5: Solve for x
x = 304,457,298,114,430/19,904,460.12 - Step 6: Final answer
x = 15,295,933.49
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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.