Finding the Fourth Proportional to 9,998,261.10, 13,797,531.62 and 5,414,477.58
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Solution
The fourth proportional to 9,998,261.10, 13,797,531.62 and 5,414,477.58 is: 7,471,941.86
Step by Step Solution
- Step 1: Write the proportion equation
9,998,261.10 : 13,797,531.62 = 5,414,477.58 : x - Step 2: Convert to fraction form
9,998,261.10/13,797,531.62 = 5,414,477.58/x - Step 3: Cross multiply
9,998,261.10x = 13,797,531.62 × 5,414,477.58 - Step 4: Simplify right side
9,998,261.10x = 74,706,425,615,831.08 - Step 5: Solve for x
x = 74,706,425,615,831.08/9,998,261.10 - Step 6: Final answer
x = 7,471,941.86
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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.