Finding the Fourth Proportional to 9,245,600.14, 12,759,304.24 and 5,115,564.09
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Solution
The fourth proportional to 9,245,600.14, 12,759,304.24 and 5,115,564.09 is: 7,059,686.51
Step by Step Solution
- Step 1: Write the proportion equation
9,245,600.14 : 12,759,304.24 = 5,115,564.09 : x - Step 2: Convert to fraction form
9,245,600.14/12,759,304.24 = 5,115,564.09/x - Step 3: Cross multiply
9,245,600.14x = 12,759,304.24 × 5,115,564.09 - Step 4: Simplify right side
9,245,600.14x = 65,271,038,532,455.09 - Step 5: Solve for x
x = 65,271,038,532,455.09/9,245,600.14 - Step 6: Final answer
x = 7,059,686.51
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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.