Finding the Fourth Proportional to 11,049,255.36, 15,246,806.09 and 6,404,497.47
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Solution
The fourth proportional to 11,049,255.36, 15,246,806.09 and 6,404,497.47 is: 8,837,530.48
Step by Step Solution
- Step 1: Write the proportion equation
11,049,255.36 : 15,246,806.09 = 6,404,497.47 : x - Step 2: Convert to fraction form
11,049,255.36/15,246,806.09 = 6,404,497.47/x - Step 3: Cross multiply
11,049,255.36x = 15,246,806.09 × 6,404,497.47 - Step 4: Simplify right side
11,049,255.36x = 97,648,130,996,963.11 - Step 5: Solve for x
x = 97,648,130,996,963.11/11,049,255.36 - Step 6: Final answer
x = 8,837,530.48
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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.