Finding the Fourth Proportional to 6,553,036.81, 9,043,232.79 and 3,652,611.58
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Solution
The fourth proportional to 6,553,036.81, 9,043,232.79 and 3,652,611.58 is: 5,040,627.39
Step by Step Solution
- Step 1: Write the proportion equation
6,553,036.81 : 9,043,232.79 = 3,652,611.58 : x - Step 2: Convert to fraction form
6,553,036.81/9,043,232.79 = 3,652,611.58/x - Step 3: Cross multiply
6,553,036.81x = 9,043,232.79 × 3,652,611.58 - Step 4: Simplify right side
6,553,036.81x = 33,031,416,809,389.71 - Step 5: Solve for x
x = 33,031,416,809,389.71/6,553,036.81 - Step 6: Final answer
x = 5,040,627.39
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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.