Finding the Fourth Proportional to 12,753,449.36, 17,599,124.06 and 7,246,096.76
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Solution
The fourth proportional to 12,753,449.36, 17,599,124.06 and 7,246,096.76 is: 9,999,252.14
Step by Step Solution
- Step 1: Write the proportion equation
12,753,449.36 : 17,599,124.06 = 7,246,096.76 : x - Step 2: Convert to fraction form
12,753,449.36/17,599,124.06 = 7,246,096.76/x - Step 3: Cross multiply
12,753,449.36x = 17,599,124.06 × 7,246,096.76 - Step 4: Simplify right side
12,753,449.36x = 127,524,955,830,004.03 - Step 5: Solve for x
x = 127,524,955,830,004.03/12,753,449.36 - Step 6: Final answer
x = 9,999,252.14
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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.