Finding the Fourth Proportional to 11,584,442.48, 15,985,474.04 and 6,874,026.36
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Solution
The fourth proportional to 11,584,442.48, 15,985,474.04 and 6,874,026.36 is: 9,485,529.42
Step by Step Solution
- Step 1: Write the proportion equation
11,584,442.48 : 15,985,474.04 = 6,874,026.36 : x - Step 2: Convert to fraction form
11,584,442.48/15,985,474.04 = 6,874,026.36/x - Step 3: Cross multiply
11,584,442.48x = 15,985,474.04 × 6,874,026.36 - Step 4: Simplify right side
11,584,442.48x = 109,884,569,928,055.69 - Step 5: Solve for x
x = 109,884,569,928,055.69/11,584,442.48 - Step 6: Final answer
x = 9,485,529.42
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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.