Finding the Fourth Proportional to 9,464,449, 13,060,939.62 and 5,390,447.08
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Solution
The fourth proportional to 9,464,449, 13,060,939.62 and 5,390,447.08 is: 7,438,816.97
Step by Step Solution
- Step 1: Write the proportion equation
9,464,449 : 13,060,939.62 = 5,390,447.08 : x - Step 2: Convert to fraction form
9,464,449/13,060,939.62 = 5,390,447.08/x - Step 3: Cross multiply
9,464,449x = 13,060,939.62 × 5,390,447.08 - Step 4: Simplify right side
9,464,449x = 70,404,303,836,685.31 - Step 5: Solve for x
x = 70,404,303,836,685.31/9,464,449 - Step 6: Final answer
x = 7,438,816.97
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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.