Finding the Fourth Proportional to 11,084,719.19, 15,296,767.99 and 6,190,027.29
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Solution
The fourth proportional to 11,084,719.19, 15,296,767.99 and 6,190,027.29 is: 8,542,156.97
Step by Step Solution
- Step 1: Write the proportion equation
11,084,719.19 : 15,296,767.99 = 6,190,027.29 : x - Step 2: Convert to fraction form
11,084,719.19/15,296,767.99 = 6,190,027.29/x - Step 3: Cross multiply
11,084,719.19x = 15,296,767.99 × 6,190,027.29 - Step 4: Simplify right side
11,084,719.19x = 94,687,411,291,423.39 - Step 5: Solve for x
x = 94,687,411,291,423.39/11,084,719.19 - Step 6: Final answer
x = 8,542,156.97
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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.